Category Archives: Assisted reproductive technology

Published March 2026

Posted on March 21, 2026 by Roger Gosden

GENERATION is a collection of thirty-five essays exploring the dynamic frontiers of the biology and technology of human reproduction. Once a neglected corner of physiology, reproductive science now shapes medicine, agriculture, and society in profound ways. From contraception and IVF … Continue reading →

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Androgenic Anxiety and COVID-19

Posted on October 29, 2021 by Roger Gosden

Early this morning, January 1, 2021, three minutes after midnight, the last human being to be born on earth was killed … Thus begins Children of Men, a dystopian novel by P.D. James (1992). A sudden and unexplained loss of … Continue reading →

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About Giant Eggs & Double Yolks

Posted on June 27, 2020 by Roger Gosden

This week’s gift from a neighbor’s chicken coop included one extra-large egg. After hard-boiling and cracking open we found a double yolk, which some say is a good omen on our wedding anniversary. The following conversation over a meal would … Continue reading →

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Elegy for a Significant Speck (frozen eggs and embryos)

Posted on April 15, 2018 by Roger Gosden

Two American fertility clinics reported freezers failing last month, and had thawed to an undisclosed degree. This rare event shocked hundreds of patients who were storing embryos, eggs and ovarian tissue. Maybe it was the equipment that failed or a … Continue reading →

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Demography of IVF and World Population

Posted on March 27, 2018 by Roger Gosden

Predicting the future is fickle, as Stephen Hawking once observed: “it exists only as a spectrum of possibilities.” And, yet, divining the future is irresistible and physicists strive to forecast the future of stars, black holes and climate. Biologists are … Continue reading →

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