Mark Wilson has resigned as president and chief executive officer of the TV Games Network but will take over as chairman of the company, Gemstar-TV Guide announced Feb. 4.In his new role, Wilson will remain involved in the overall strategy and long-term planning for the network but move away from managing the daily operation. No successor has been named but a search will begin soon, the company said in a press release."As a founder of the TVG Network, Mark is a true entrepreneur," Jeff Shell, chief executive officer of Gemstar-TV Guide, parent company of the TV Games Network, said in a prepared statement. "When I joined Gemstar-TV Guide, he graciously agreed to remain at the helm of TVG while I focused on the significant issues facing Gemstar-TV Guide and got up to speed on the TVG operation. Mark is now taking on a new role to pursue his other business interests."Shell said Wilson opted to stay on in the role of chairman. Wilson has been president and chief executive officer of TVG since the company's acquisition by TV Guide Inc. in 1998. Under Wilson's direction, TVG has established and maintained long-term exclusive content agreements with racetracks and has become the most widely distributed horseracing network in the United States."Horse racing is my first love, and I have thoroughly enjoyed working with the wonderful TVG team to build this business," Wilson said in the release. "I look forward to staying involved with TVG, and helping to build on its current success. However, I've always intended to move away from the day-to-day operations of the business, and am looking forward to focusing attention on business endeavors outside of the interactive horse racing television business."