David Gelperin is CTO of ClearSpecs Enterprises. He has more than 45 years’ experience in software development with an emphasis on software requirements, requirements risk management, and software quality, verification, and testing (SQVT). For the last 15 years, Dave has focused on understanding requirements, requirements management, and requirements risk management. Dave has been an SQVT coach and instructor, quality support manager, verification lead, project lead, and programmer. He has consulted for both commercial and in-house software development organizations. Dave cofounded Software Quality Engineering in 1986. He received a PhD in Computer Science from the Ohio State University in 1973.