Correspondence B 1958-1960 Correspondents: <li>Dr G E Hutchinson regarding sexual selection in man <li><i>New Scientist</i> <li>F Doljanski, Hebrew University Medical School, Jerusalem <li>Shelby D Gerking (Department of Zoology, Indiana University) regarding guppy research <li><i>Journal of Gerontology</i> regarding Comfort's paper "The Longevity of Throughbred Stallions" <li>J Hawthorn (Department of Food Science, The Royal College of Science and Technology) regarding the possibility of using the pearl-mussel as an index of deposited radioactivity <li><i>Journal of the Indian Medical Profession</i> <li>Dr M D Grmek (Yugoslav Academy of Sciences and Arts, Croatia) <li>John Newell, BBC Radio producer, regarding the "Man's Knowlege of Man" series <li><i>The American Naturalist</i> <li>Oxford University Press, regarding "Responsibility in Science and Art" <li>B A Dormer (Union Health Department of South Africa) <li>New York Zoological Society <li>The Scientific Film Association <li>Anthony Evans, editor of <i>The Aquarist and Pondkeeper</i> magazine regarding supply of fish <li>Ray Beverton (Fisheries Laboratory, Lowestoft) regarding guppy research <li>The Ciba Foundation regarding the publication of Comfort's conference paper "Lifespan of Animals" <li>Ross F Nigrellis of the New York Aquarium, New York Zoological Society <li><i>Journal of Gerontology</i> regarding Comfort's paper "Lovevity and Mortality in Dogs of Four Breeds" <li>Tomorrow's Headlines Academic Films Ltd <li>John Apley MD (Bristol Royal Hospital for Sick Children) <li>Harold Monro Fox (British zoologist) <li>Dr A S Parkes (Editor, <i>Marshall's Physiology of Repoduction</i>) <li>Hutchinson Publishers regarding Comfort's correcting work on Jacques Nicolle, <i>Louis Pasteur<i/> <li>Professor Ruggero Ceppellini <li>James E Birren, Section on Aging, National Intitute of Mental Health, Department of Health, Education and Welfare, USA <li>The New York Adacemy of Sciences <li>Professor S Rapoport, Humboldt-Universitat Zu Berlin, Germany <li>George A Sacher (American biologist) <li>Richard Fox (Bethlem Royal Hospital) <li>Members of the public responding to Comfort's talk on <i>Third Programme</i> broadcast on BBC Radio on 14 March 1960 and printed in <i>The Listener</i> on 24 March <li>Sir Julian Huxley <li>Sadamu Watanabe (Director of the Gerontological Association of Japan) <li>Luzac and Company Ltd, Oriental Booksellers <li>Gerry Neavy of the Medical Research Council Radiobiological Research Unit <li>Anna Kallin for BBC Radio <li>Granada TV <li>University College London (UCL) <li>Henk Wolda (entomologist) <li>Kilquhanity House School, Scotland <li>Michael Shepherd (Institute of Pyschiatry, Maudsley Hospital) <li>Gerontological Society Inc, USA <li>Surgeon-Lieutenant-Commander William B Wright (Royal Naval Hospital, Chatham) 1958-1960