Home › Authors › J. D. Cowan 👤 J. D. Cowan 5 books Books by J. D. Cowan Y Signal Y Signal 2022 Brutal Dreams Brutal Dreams 2021 The Pulp Mindset The Pulp Mindset 2020 Some Mathematical Questions in Some Mathematical Questions in Biology (Some Mathematical Questions in Biology) 1975 Some mathematical questions in biology, II 1972