Summit Business Media named Christos Moschovitis its CIO on January 10. Moschovitis, 48, reports to Thomas Flynn, CFO of the business-to-business media and information company. Moschovitis continues to serve as president of an independent IT consulting firm, tmg-emedia while he serves as Summit Business Media's CIO. He previously served as the director of academic computing at the Pratt Institute. He has also consulted for Citibank, Kellogg, talent agency ICM, Primedia and Harvard Business School Publishing. Richard Znidarsic joined Accident Fund Insurance Company of America last week as its vice president of information services and member of the executive team. He comes to the Lansing, Mich.-based company from Sparrow Health System where he was associate CIO. Znidarsic previously held IT management positions with New Hanover Health Network in North Carolina and Ohio's Fairview Health System. He earned his bachelor's degree from Lake Erie College and his MBA from Kent State University. Mark Chaffin (at left) replaced Chuck Wyckoff as CIO of Acosta Sales and Marketing Company. Wyckoff retired from the Jacksonville, Fla.-based sales and marketing agency. In his new role, Chaffin is a member of the executive team and reports to president and COO Robert Hill. Chaffin most recently served as managing partner of Florida Technology, an IT consultancy he co-founded in 2005. Previously, he was the North American business intelligence practice director for Avanade and business intelligence practice director for Encore Development. Chaffin has worked with Acosta over the past four years as a consultant with Avanade and Florida Technology. He developed the company's budgeting and planning software and its data warehouse. Chaffin holds a bachelor's degree from Jacksonville University. Government contractor and IT services provider Criterion Systems hired former U.S. Senate CIO J. Greg Hanson as its EVP in charge of defense and homeland security. Hanson was the United States Senate's first CIO. Prior to his position with the Senate, he was CTO for Universal Systems & Technology (UNITECH) and Telos. Previously, he was in the US Air Force. Hanson retired from the Air Force in 1997 as its chief software engineer. Produce Safety & Security International, which makes products that extend the shelf-life of perishables, hired John Workman Jr. as its CIO and CTO. He is working on implementing a tracking and audit system for the company's ozone fumigation product, which removes harmful bacteria and viruses from shipping containers. The CME Group hired a long-time consultant as managing director of front-end systems technology. John Santana, 56, has served as an independent management consultant since 1985 serving futures, securities and options exchanges as well as broker dealers and market data vendors. He is now responsible for all customer-facing trading technology applications at the exchange. He reports to Managing Director and Deputy CIO Kevin Kometer. Santana has worked with the CME on a number of consulting engagements over the past 20 years, including the development and implementation of the CME Globex electronic trading platform. He earned a bachelor's degree in economics and accounting from Queens College in NYC.