Explore the Wagner Free Institute of Science's 100,000+ natural history specimens. Family-friendly self-guided activities. Lecture by Scott Gilbert, Ph.D., the Howard A. Schneiderman Professor of Biology, emeritus, at Swarthmore College, where he teaches developmental genetics, embryology, and the history and critiques of biology. He is also a Finland Distinguished Professor, emeritus, at the University of Helsinki. Dr. Gilbert established the first website for a textbook, co-authored a digitally-based history of developmental biology, and has a 67-million-year-old turtle species named after him (Saxochelys gilberti.)