Gregory Dean is the CTO for the Wilen Group. He has spent the past 25 years in C-level positions setting the tone and direction of technology-driven services organizations. Gregory is constantly researching technologies and developing capabilities to differentiate services and product offerings in an aggressive and competitive industry. Mobile technologies and iOS app development are a big part of these efforts. He holds degrees in computer science and marketing. Gregory recently released an app for calculating ROI. The Marketography app also displays the latest news and articles from the Marketography.com blog.