Hans then moved to Cambridge England, where he completed four years of post-doctoral studies at the
University of Cambridge furthering his studies of spinal cord injury and early studies of multiple sclerosis. He was awarded Canadian and British Fellowships to support this work. He received the distinct honour of election to two senior academi posts, Fellow of the Governing Body of Downing College, and Senate Member of the University of Cambridge, and was the youngest member to be elected to those positions.

In 2000, Dr. Keirstead became a tenure-track Assistant Professor in the Reeve-Irvine Research Center at the University of California Irvine. The Reeve-Irvine Research Center, founded by actor Christopher Reeve and philanthropist Joan Irvine, is a leading center for spinal cord injury research. Hans directs a 20 person research team investigating the cellular biology and treatment of spinal cord trauma, research that also has significance for multiple sclerosis and other diseases of the nervous system. Hans was also President and CEO of Ability Biomedical Corporation, which he founded and had funded in 2002 for the purpose of bringing a spinal cord and multiple sclerosis treatment to clinical trials. Following pre-clinical efficacy and safety testing of the treatment and development of the clinical synopsis, Ability Biomedical Corporation was sold to Medarex Corporation in 2004, marking a significant developmental milestone for the technology.

Bernard M. Wagner, MD, New York University Medical Center. Bernard M. Wagner, MD is an Emeritus Research Professor of Pathology, New York University Medical Center and Emeritus Clinical Professor of Pathology, College of Physicians & Surgeons, Columbia University, New York. He is a Diplomat, of the American Board of Pathology and Diplomat (Hon.), of the American College of Veterinary Pathologists. Dr. Wagner is also a Fellow of the Royal College of Pathologists (London); Fellow, Academy of Toxicologic Sciences; Fellow, New York Academy of Medicine; Member, Committee on Toxicology, National Academy of Sciences; Qualified Expert, European Council, Safety Assessment; Member Executive Committee, Board of Directors, American Registry of Pathology, Armed Forces Institute of Pathology; Member, GRAS Expert Panel (FDA); and Fellow of American Academy of Arts and Sciences. Currently, he is a Senior Consultant for Roche and Consultant for ICOS Corp.

Michael Karas, PhD, MD,  Educated in Russia and Israel; came to the United States to join the Diabetes Branch of the National Institute of Diabetes and Digestive and Kidney Diseases; led the Cell Engineering Group of Cambrex Corporation and currently leads a program at FMC Corporation developing novel platform technologies for the delivery of active ingredients; specialist, cellular and molecular biology as they relate to cell differentiation.

Alan Copperman, MD,  is Director of the Division of Reproductive Endocrinology as well as the Vice-Chairman of the Department of Obstetrics, Gynecology, and Reproductive Science at Mount Sinai Medical Center in New York. He is an experienced and respected clinician and has published numerous award-winning papers and textbook chapters on egg freezing, infertility, polycystic ovarian syndrome, and pelvic surgery. In addition, he has presented research findings and scientific data at both national and international meetings. Dr. Copperman is frequently quoted in the media, both in print (the New York Times, The Daily News, Parenting Magazine, etc) and on local and national television and news shows (including Anderson Cooper 360º and 20/20). New York Magazine has recognized Dr. Copperman as one of its Best Doctors five years in a row from 2002 to 2006, and the American Fertility Association awarded him its 2003 Family Building Award.

Dr. Copperman received his undergraduate degree from the University of Pennsylvania and his medical degree from New York Medical College. After earning his degree in medicine, Dr. Copperman completed residency in Ob/Gyn at Yale-New Haven Hospital, then continued his training at Mount Sinai Medical Center in New York as the Martin J. Clyman Fellow in Reproductive Endocrinology. Dr. Copperman is board certified in both Ob/Gyn and reproductive endocrinology. He is a fellow of the American College of Obstetricians and Gynecologists and of the American Society for Reproductive Medicine.