Глава 1
The Scientific Journey: A Lifelong Quest for Discovery
In the quiet corners of a Harvard laboratory, Edward O. Wilson-one of the world's foremost experts on ants-crafted a series of letters that would become a scientific manifesto for generations to come. "Letters to a Young Scientist" emerged as a surprise bestseller in 2013, captivating not just aspiring researchers but curious minds across disciplines. The book has become required reading in university science programs worldwide and counts among its admirers figures like Bill Gates, who praised its "infectious enthusiasm for scientific exploration." What makes Wilson's guidance so compelling is that it comes from someone who transformed our understanding of social insects while pioneering entire fields like sociobiology and island biogeography. His journey from a curious boy catching snakes in Alabama to a two-time Pulitzer Prize winner offers a roadmap for anyone with scientific curiosity, regardless of background or mathematical aptitude. As climate change and biodiversity loss accelerate, Wilson's passionate call for more scientists feels increasingly urgent-an invitation to join humanity's greatest collective adventure.
Глава 2
Passion Before Training: Finding Your Scientific Path
Let me tell you about a fourteen-year-old boy in wartime Alabama who was oblivious to global events while exploring swamps collecting insects. That summer of 1943, I became the nature counselor at Boy Scout Camp Pushmataha despite being woefully underprepared. My solution? Snakes. I organized the entire camp into a snake-hunting brigade, capturing specimens and identifying them for gathered scouts before adding them to our makeshift zoo. Though briefly interrupted when a pygmy rattlesnake bit my finger, I finished the season as one of the most popular counselors. I had found my life's work.
Through high school, I barely paid attention to classes, focusing instead on my interests. At the University of Alabama, I shifted from snakes to ants, determined to become an entomologist. Harvard accepted me as a Ph.D. student in 1951, considering me a prodigy in field biology despite my educational gaps. This momentum carried me through six decades of fruitful work.
I share this not to recommend eccentricity, but to illustrate how passion drove my scientific journey. Your era demands more formal preparation, but the underlying principle remains: put passion ahead of training. Feel out what you most want to do in science, then feed that passion with knowledge. Sample other subjects and be smart enough to switch if a greater love appears.
When selecting a research domain, look for one sparsely inhabited. Judge opportunity by how few other researchers occupy a field. While broad training and quality mentorship remain essential, look for chances to break away and find a subject you can make your own. That's where the quickest advances occur and your best chance to become a leader lies.
Avoid subjects already receiving great attention with glamorous auras and prizewinning practitioners. Instead, take a subject that interests you where experts aren't yet conspicuously competing. Once settled on a subject you love, strive to become a world-class expert-not as difficult as it seems. With diligence in a thinly populated subject, you might even become THE world authority at a young age.
Whether you become a laboratory problem-solver or field naturalist, choose a subject that stirs passion and promises pleasure from a lifetime of devotion.
Глава 3
Beyond Mathematics: The Myth of Scientific Prerequisites
Let me address a subject that's both vital asset and potential barrier to your scientific career: mathematics, the great bugbear for many aspiring scientists. If you've already mastered calculus and enjoy solving puzzles, good for you. But if you're mathematically semiliterate, relax-many of the world's most successful scientists are too.
Here's a professional secret: where elite mathematicians serve as architects of theory, the majority of scientists map the terrain, scout frontiers, and build the first structures along the way. They think primarily in images and facts, only marginally in mathematics.
During my decades teaching at Harvard, I watched bright undergraduates avoid science careers fearing the math requirements. This hemorrhage of creative talent needs to stop. Mathematics is simply a language with its own grammar and logic-anyone with average intelligence can learn to read and write it at an elementary level.
Consider population genetics: You have 2 parents, 4 grandparents, 8 great-grandparents-your ancestors double each generation back (N = 2^x). Ten generations back, you had 1,024 ancestors. This exponential growth, expressed in calculus as dN/dt = rN, reveals startling insights like the lily pad problem: if a pond fills completely in thirty days with doubling lily pads, when is it half full? The twenty-ninth day-a sobering metaphor for Earth's population crisis.
I didn't take algebra until college and learned calculus as a 32-year-old Harvard professor sitting uncomfortably among undergraduates half my age. Mathematical ability is partly hereditary, but practice allows elementary operations to become effortless, just as verbal phrases combine into sentences.
Exceptional mathematical fluency is required only in few disciplines like particle physics. Far more important throughout science is conceptual thinking-conjuring visual images and processes through intuition, as Newton did with falling objects or Darwin with evolution. Ramped up and disciplined, such daydreams are the fountainhead of creative thinking.
When mathematical analysis is needed, collaborators can be found. It's far easier for scientists to acquire needed collaboration from mathematicians than for mathematicians to find scientists able to use their equations. If your mathematical competence is low, plan to improve it, but know you can still do outstanding work in fields built on data accumulation like taxonomy, ecology, and geology.
Глава 4
The Scientific Method: Discovering Truth Through Curiosity
Science is organized, testable knowledge of the real world, as opposed to beliefs from myth and superstition. It's a culture of illuminations dedicated to acquiring factual knowledge.
I'll illustrate the scientific method with my own research on ant undertakers. I observed ants removing their dead from nests and hypothesized they recognized corpses by smell, likely using just a few decomposition substances. Through experiments with various chemicals, I discovered oleic acid triggers the undertaker response. When I dabbed oleic acid on living ants, nestmates carried these "zombies" to the cemetery until they cleaned themselves.
The scientific method begins with discovering phenomena, forming hypotheses about their nature, and testing multiple competing hypotheses. Scientists persist until solid explanations emerge and consensus forms. When a phenomenon displays invariable properties under defined conditions, a scientific explanation becomes fact.
Evolution is now considered fact based on overwhelming evidence, while natural selection remains a theory approaching fact status. Biology has two laws: all life processes obey physics and chemistry, and evolution occurs through natural selection.
Science has consistently outperformed religious beliefs in explaining humanity's origin. The scientific method has liberated us from our narrow sensory world, revealing that Earth isn't the universe's center, humans descended from apes, and our conscious mind is only part of our thinking process.
To make important scientific discoveries, you must not only acquire broad subject knowledge but also spot the blank spaces in that knowledge. Deep ignorance, properly handled, becomes superb opportunity. The right question is intellectually superior to finding the right answer. Look for oddities and seemingly trivial phenomena that might prove important.
The creative process for both scientists and novelists begins with storytelling. Everything in the mind starts as a story with imagined beginnings and endings. Parts are changed, discarded, added, and rearranged as different scenarios compete. The goal is to bring this phantom to solid form, moving fragments about until the story reaches an inspired conclusion.
Глава 5
The Scientific Personality: What Makes Researchers Succeed
If you choose a career in science, especially original research, nothing less than enduring passion will sustain you. Too many PhDs become creatively stillborn after their dissertations. The frontier of scientific knowledge is vast and constantly expanding, offering ample opportunity for discovery.
Contrary to popular belief, extreme intelligence may actually be a detriment in scientific research. The ideal scientist is smart to an intermediate degree: bright enough to see what can be done but not so bored doing it. Many influential Nobel Prize winners had IQs in just the low 120s. What's essential is a strong work ethic-the ability to pass long hours in study and research with pleasure, even through inevitable dead ends.
For academic careers, expect forty hours weekly for teaching and administration, ten hours for continued study, and at least ten hours for research. Avoid excessive administration, take sabbaticals for research, and consider job offers that provide more research time. Stay intellectually restless and cultivate entrepreneurship-the willingness to try something daunting that no one else has attempted.
Scientists rarely disclose the true emotions and inspirations behind their careers, instead adopting a "leathery, just-the-facts style" that makes personal accounts seem reticent and dull. We know little about what truly drives scientists to their work.
While conventional wisdom suggests science increasingly relies on "teamthink," I dissent from this view. The creative process typically begins in a solitary brain-an idea coupled with ambition in a single, motivated person. The successful innovator often possesses an introverted personality, dislikes authority, and shows early tendencies toward dreaming and probing rather than leading. Such people are rarely voted "most likely to succeed" by classmates.
On the modern scientific frontier, however, multiple skills are usually needed. The innovator eventually adds collaborators with complementary expertise-mathematicians, computer experts, chemists-forming a critical mass that brings the project to fruition. Throughout your career, you may serve as innovator, creative collaborator, or facilitator at different times.
Глава 6
Childhood Origins: The Roots of Scientific Curiosity
After sixty years of research with complete freedom to choose my subjects, I can now share how some of my discoveries were made without false modesty. I hope you'll think, "If he could do it, so can I, and maybe better."
My scientific journey began very young, before my "snake-handling triumph" at Camp Pushmataha. At nine years old in 1938, my family moved to Washington, D.C. That first summer, left entirely to my own devices-no lessons, no summer school, no guided activities-was wonderful! Inspired by Frank Buck's jungle expedition movies and National Geographic articles about insects, particularly a 1934 piece called "Ants, Savage and Civilized," I began collecting specimens in Rock Creek Park.
My stepmother made me a butterfly net from a coat hanger, broomstick and cheesecloth, and my collection "grew furiously." With my friend Ellis MacLeod (who later became an entomology professor), I identified species using books, including one on British butterflies my mother sent me that initially caused confusion.
Returning to Mobile in 1940, I plunged into the rich fauna of butterflies in the semitropical climate. I then turned monomaniacally to ants, determined to find every species in the vacant lot next to our Charleston Street house. I can still vividly recall each colony's location: Argentine ants in the rotting fence, large black ants with snapping jaws under a pile of shingles, a huge mound of red imported fire ants, and tiny yellow species beneath an old whiskey bottle.
The emotions that drive creative work are born in childhood but fully understood only in maturity. The ideal scientist thinks like a poet during discovery, only later attending to the methodical bookkeeping of their profession. Science and creative arts share this foundation-scientists find pleasure in discovering new truths, while poets find it in expressing old truths in new ways.
The transformative events that spark scientific interest typically occur between childhood and early adulthood (ages 9-22) and can be classified into archetypal patterns with maximum long-term impact: the journey to an unexplored land, the search for the grail, and good against evil. These archetypes resonate from deep human nature, conveying meaning and power that drive our greatest scientific endeavors, just as they drive our creation myths and epic stories.
Глава 7
Exploring Microcosms: Finding New Worlds at Your Feet
The Explorers Club of New York, founded in 1904 to celebrate geographical exploration, has included legendary adventurers from Peary and Roosevelt to Hillary and Aldrin. Though traditionally focused on conquering mountains and mapping uncharted territories, by 2004 the Club recognized that Earth's conventional geography had been largely mapped. What remained to explore? The answer: Earth's biodiversity.
In 2009, when biodiversity was officially added to the Club's mission, I had the honor of giving the main address. Meeting Tenzing Norgay's son reminded me of his father's humble wisdom: "It is Everest that makes men great." To which I would add for young biologists: it is the biosphere that offers opportunities of epic proportion.
The Club's first biodiversity "expedition" was a 2006 bioblitz in New York City's Central Park, where 350 volunteers tallied 836 species in just 24 hours, including 393 plants, 78 moths, and even previously undiscovered species. Marine biologist Sylvia Earle braved the murky waters of the park's lake, joking that while she had no fear diving with sharks, she was "mighty fearful of the microbes in the green pond."
Very few places on Earth lack an abundance of species. Consider a rotting tree stump in a forest-casually passed by most people, but to a scientist, it's an unexplored planet in miniature. Depending on your training, this decaying mass offers countless original research opportunities.
As an ecologist studying biodiversity, I see a microplanet teeming with life: beetles distributed according to specialized niches-ground beetles, scarabs, darkling beetles, weevils, and antlike stone beetles share space with ant colonies in the frass beneath bark and termites riddling the heartwood. In patches of moss grow tardigrades (bear-animalcules), while nematodes (roundworms) make up four-fifths of all individual animals. Throughout the wood, fungal hyphae hang in gossamer strands, while microscopic fungi abound in moisture. All this life is dwarfed by bacteria-a billion per gram of detritus, representing 5,000-6,000 species virtually unknown to science. Even smaller and likely more diverse are viruses.
This entire ensemble is merely a snapshot. As the stump decays over months and years, species composition shifts as niches open and close. The stump evolves from fresh-cut wood to rotting splinters to crumbled fragments, becoming a miniature ecosystem passing energy and organic matter to the surrounding environment. A distinguished career can be built studying any single species within this microcosm, as Karl von Frisch noted of honeybees: "The more you draw, the more there is to draw."
Глава 8
Mentorship and Discovery: Learning Through Experience
As an undereducated eighteen-year-old at the University of Alabama, I began corresponding with William L. Brown, a Harvard Ph.D. student just seven years my senior but already a leading world authority on ants. Bill's devotion bordered on fanaticism-to science, entomology, jazz, good writing, and especially ants. A working-class guy with a first-rate mind who mocked pretense, he became my mentor and godsend.
"Wilson," he wrote, "you've made a good start identifying Alabama ants. But get serious about more basic subjects where you can do original work." He directed me to study dacetine ants-bizarre insects with long, hooked jaws lined with needlelike teeth, bodies clothed in curly hairs, and spongy tissue encircling their waists.
Bill addressed me as a colleague in training, expecting professional work despite my youth. I constructed plaster-of-Paris nest boxes with hunting cavities and used a "cafeteria method" to discover what these mysterious ants ate. The results came quickly: they preferred soft-bodied springtails, insects notoriously difficult to catch due to their powerful escape mechanism.
I observed how dacetines defeated this defense with remarkable adaptations. They stalk prey with mandibles locked open at 180 degrees, moving with extraordinary slowness. When sensory hairs on their upper lip touch a springtail, powerful muscles slam the mandibles shut, driving needle-sharp teeth into the prey. Later research revealed this as one of the animal kingdom's fastest movements, while the spongy collar secretes chemicals attracting springtails.
Tracking dacetine ant evolution led Bill Brown and me to focus on what appeared to be the most primitive living species, Daceton armigerum. This half-inch-long, spine-covered ant with flat, sharp-tipped jaws was known to inhabit South American rainforest trees, but virtually nothing was known about its nesting habits, social structure, or hunting behavior. It became my personal grail.
Early in my world travels, I searched Suriname's rainforests for this elusive species. After a week of sweat-soaked failure, I enlisted local entomologists who directed their assistants to likely locations. They found a colony in a small tree growing in a dense, seasonally flooded swamp-precisely where I hadn't looked. We cut down the tree and carefully transported it to a laboratory in Paramaribo.
By slicing open the trunk to reveal the colony's cavity, I discovered crucial information: colonies comprise several hundred workers; foragers hunt individually in the canopy; and unlike smaller dacetines that target springtails, these giants catch a wide variety of larger insects.
To make meaningful scientific discoveries requires becoming a true expert through sustained hard work and commitment. While classifying Pheidole, I discovered new phenomena like "enemy specification"-how species instinctively recognize dangerous enemies. When I placed a single fire ant near a Pheidole dentata colony, the reaction was explosive-workers rushed back laying odor trails, mobilizing nestmates who attacked viciously, with soldiers using powerful mandibles to chop off the fire ant's appendages. This instinctive response helps Pheidole survive by killing scouts before they can report back to their colonies. Such discoveries require "a feel for the organism" that comes only through thorough knowledge.
Глава 9
Building Scientific Theory: From Observation to Understanding
The best way to explain scientific theories is through actual examples of theory creation. I'll share two episodes from my personal experience to demonstrate this creative, idiosyncratic process.
Working with ants in the 1950s, I recognized they use various chemical substances for complex communication. As research expanded, we needed a unified theory. I partnered with William Bossert, a brilliant mathematician, to create a theory of pheromone communication. We approached the problem by classifying pheromones and understanding their evolutionary engineering. Our theory proposed that natural selection optimizes both pheromone molecules and their transmission methods. Different pheromones serve distinct functions: trail substances guide nestmates efficiently with minimal expenditure, alarm substances spread rapidly but fade quickly to prevent constant pandemonium, attractants (like moth sex pheromones) draw mates from great distances, and identification substances evaporate slowly to mark colony membership.
Bossert introduced the crucial concept of "active space"-the region where pheromone molecules remain dense enough for detection-and mathematically modeled its shape under various conditions. The theory predicted molecule size based on function: trail and identification pheromones should be larger molecules diffusing slowly, while alarm pheromones should be smaller and dissipate quickly.
In December 1959, I met Robert MacArthur, a brilliant young theoretical ecologist and mathematician. Both of us were ambitious scientists seeking major advances during a time when molecular biology was ascendant and our fields of ecology and evolutionary biology were being marginalized. Driven by envy and insecurity-powerful drivers of scientific innovation-MacArthur and I sought to create rigorous theory for evolutionary biology. I shared my observations about island species distributions, noting that larger islands contained more species (roughly to the fourth root of area) and distant islands fewer species than those close to mainlands.
MacArthur developed a simple equilibrium model: on an empty island, immigration rates fall as species accumulate while extinction rates rise as populations become crowded. Where these curves intersect determines the equilibrium number of species. Our 1967 book "The Theory of Island Biogeography" synthesized data from ecology, population genetics, and wildlife management, later influencing conservation biology.
To test this theory, we initially targeted the Dry Tortugas, whose small wave-washed islands with minimal vegetation were periodically swept clean by hurricanes-providing a perfect "zero" starting point. In 1965, we mapped plants and recorded invertebrates on several islands. After two hurricanes swept through in 1966, we confirmed the islands were indeed bare. However, I realized these islands had limitations-too few in number, random weather dependence, lack of experimental controls, and faunas too small for meaningful study.
I found a better solution in Florida Bay's mangrove islands, enlisting graduate student Daniel Simberloff as a mathematical collaborator. Together we devised an innovative method: hiring pest control companies to tent and fumigate entire islands, removing all invertebrates without harming vegetation. After two years monitoring recolonization, we confirmed our equilibrium model while learning valuable details about the colonization process itself-one of the most satisfying scientific experiences of my career.
Глава 10
The Scientific Ethic: Truth as the Ultimate Value
I close these letters with advice on proper scientific conduct. Your greatest moral challenges will likely come from relationships with other scientists in competitive research environments. Original discoveries are the silver and gold of science, and proper credit for them is both a moral imperative and vital for the scientific community. Always rigorously cite literature and bestow credit where deserved. Mistakes will happen-admit them and move on. Small errors can be forgiven if properly corrected, but fraud means professional death. When uncertain of results, either repeat the work or acknowledge the uncertainty with appropriately cautious language.
Remember that you entered science to pursue truth-your legacy will be the increase of verifiable knowledge. Such knowledge itself is never harmful, though its application can be. Be an activist if necessary, but never betray the trust conferred upon you as a member of the scientific enterprise.
Science doesn't close pathways but opens new ones-every answer creates many more questions. The shoulders of giants support each new generation of scientists, even when competition and disciplinary shifts create challenges.
There is only one way to understand the universe and all within it, however imperfectly, and that is through science. The social sciences are increasingly converging with biology by sharing methods and ideas, acknowledging the biological nature of our species. While the humanities enrich our lives and define what it means to be human, they limit thought to human experience, trapped within a conceptual box.
Life invests Earth's surface totally-from bacteria on Mount Everest's summit to organisms thriving in the Mariana Trench. Countless unexplored places remain on Earth. The ocean depths contain hundreds of thousands of seamounts-submerged mountains whose peaks harbor unique marine species. Earth remains so little known that you can be a scientific explorer without leaving home. Of an estimated 10 million species (possibly 100 million including bacteria and archaea), only 1.9 million have been formally named. Humanity's survival depends on answering questions about our home planet before many ecosystems crumble. We need more scientists in all disciplines-you are needed.
