Francisco J. Ayala

thumb| Francisco José Ayala Pereda (March 12, 1934 – March 3, 2023) was a Spanish-American evolutionary biologist and philosopher who was a longtime faculty member at the University of California, Irvine and University of California, Davis. Quotes Science is systematic organisation of knowledge about the universe on the basis of explanatory hypotheses which are genuinely testable. Science advances by developing gradually more comprehensive theories; that is, by formulating theories of greater generality which can account for observational statements and hypotheses which appear as prima facie unrelated. Introduction to Studies in the Philosophy of Biology (Macmillan, 1974), p. ix External links Category:1934 births Category:2023 deaths Category:Biologists from the United States Category:Biologists from Spain Category:Columbia University alumni Category:People from Madrid Category:Templeton Prize laureates Category:Members of the American Philosophical Society Category:Philosophers from Spain Category:Philosophers from the United States