Dr. Kisner has served on Histogen’s board since May of 2020. He has served as an independent consultant to the pharmaceutical/biotech industry since 2011. From 2003 until 2011 he served as a venture partner/partner at Aberdare Ventures, a venture firm with a focus on investing in healthcare technology companies. Prior to that he was president and chief executive officer of Caliper Technologies Corp from 1999 until 2003, and served as chairman of Caliper until 2008. He Led Caliper from a start up dealing with microfluidic lab-on-a-chip technology to a publicly traded commercial company. From 1991 until 1999, he served as chief operating officer and president of Isis Pharmaceuticals, Inc (now Ionis), a biomedical pharmaceutical company. Prior thereto, Dr. Kisner was division vice president of Pharmaceutical Development at Abbott Laboratories and vice president of Clinical Research at SmithKline Beckman Laboratories. In addition, he previously held a tenured position at the University of Texas School of Medicine at San Antonio and is certified in Internal Medicine and Medical Oncology. Dr. Kisner has served on more than twenty boards of directors of biotechnology/ pharma companies including Dynavax Technologies, Zynerba Pharmaceuticals and Oncternal Therapeutics where he currently serves. Dr. Kisner holds a B.A. from Rutgers University and an M.D from Georgetown University. With more than thirty years of healthcare technology development, company leadership and investing he brings valuable experience to our Board.