Related by context. Frequent words. (Click for all words.) 57 Ludwig Wittgenstein 57 Thomas Malthus 55 Roger Penrose 54 evolutionist 53 Malthus 53 Martin Heidegger 52 James Lovelock 52 philologist 52 sociobiology 52 Steven Pinker 51 quantum physicist 51 Today Birthdays Author 51 Nobelist 51 evolutionary biologist 51 Blaise Pascal 51 Abraham Maslow 51 Karl Popper 51 Jacques Derrida 50 futurologist 50 Friedrich Nietzsche 50 evolutionary biologists 50 Roland Barthes 50 philosopher 50 Gregor Mendel 50 Buckminster Fuller 50 Paracelsus 50 Heinrich Heine 50 Richard Feynman 49 Eugene Fama 49 R. Buckminster Fuller 49 poet WH Auden 49 Percy Bysshe Shelley 49 Leibniz 49 Erich Segal 49 Malcolm Muggeridge 49 evolutionary psychologist 49 Simon Baron Cohen 49 science journal Nature 49 Rene Descartes 49 Nancy Mitford 49 Trevor Roper 49 Selfish Gene 49 eminent historian 48 Joseph Schumpeter 48 poet essayist 48 mathematician 48 Mathematician 48 Arthur Koestler 48 Johann Wolfgang von Goethe 48 Lionel Trilling 48 Lacan 48 Francis Crick 48 paleoanthropologist 48 Carl Linnaeus 48 logician 48 Astrophysicist 48 Akerlof 48 Guggenheim Fellow 48 Daniel Goleman 48 Alfred Russel 48 Claude Levi Strauss 48 physicist Richard Feynman 48 Charles Babbage 48 Daniel Dennett 47 Michael Shermer 47 Edgar Cayce 47 Essayist 47 Neil Postman 47 Bertrand Russell 47 Dante Gabriel Rossetti 47 ETA Hoffmann 47 Frans de Waal 47 Arnold Toynbee 47 Paul Dirac 47 Charles Darwin 47 kabbalistic 47 Biology Letters 47 developmental biologist 47 zoologist 47 roboticist 47 Charlotte Brontë 47 Reinhold Niebuhr 47 Vita Sackville West 47 Michel Foucault 47 Geographer 47 ethnologist 47 Schrödinger 47 Hannah Arendt 47 Janet Frame 47 palaeontologist 47 Isaac Bashevis Singer 47 Echo Maker 46 surrealist artist 46 cosmologist 46 Slavoj Zizek 46 Mandelbrot 46 Zoologist 46 Arthur Laffer 46 Stephen Spender 46 amateur naturalist 46 Nozick