Dave Crotzer is an engineer, entrepreneur, and inventor with a distinguished career. He developed technologies and innovative product designs for Tyco Industries, Koch Membranes, and General Electric Pharmacological Division, as well as for his own startups IRDAM, LLC and Multi-Sensor Technology Company. His scientific background and entrepreneurial spirit equipped him to write Diabetes to Dialysis to Transplant-What You Can Learn From My Recoveries, a cautionary tale about his health journey. Dave lives in Nashua, New Hampshire, with his wife Joan.