WHO WE ARE Meet Our Leadership Team Meet Our Leadership Team Main navigation Harvey Dikter Kim Martin Tom Hinkson Deb Taylor Sue Williams Our Leadership Team Harvey Dikter is the president and chief executive officer of the GuideWell Source family of companies. Kim Martin is the vice president of operations. Tom Hinkson, Vice president, business development and strategy and interim vice president, chief financial officer and treasurer of GuideWell Source. Deb Taylor is the vice president and chief operating officer of our MAC Operations. Sue Williams is the vice president of claims processing and appeals operations.