Shinya Yamanaka gained international prominence after publishing articles detailing the successful generation of induced pluripotent stem (iPS) cells, first in mice, then in humans. Yamanaka induced somatic cells to act like

Robert William Briggs was a prolific developmental biologist. However, he is most identified with the first successful cloning of a

Edward Stuart Russell was born 23 March 1887 to Helen Cockburn Young and the Reverend

Jacques Loeb experimented on embryos in Europe and the United States at the end of the nineteenth and beginning of the twentieth centuries. Among the first to study embryos through experimentation, Loeb helped found the new field of

Joseph Needham was an embryologist and biochemist who is most noted in science for his studies on induction in developing embryos. Needham worked with

The establishment and growth of developmental-evolutionary biology owes a great debt to the work of John Tyler Bonner. Bonner’s studies of cellular slime molds have shed light on some of the big questions of biology including the origins of multicellularity and the nature of

Florence Rena Sabin had successful careers as both a researcher and public health reformer. When

Ernst Heinrich Philipp August Haeckel was a prominent comparative anatomist and active lecturer in the late nineteenth and early twentieth centuries. He is most well known for his descriptions of phylogenetic trees, studies of radiolarians, and illustrations of vertebrate embryos to support his