Stephen Mico and Marianne Hiland

Stephen Mico has been named vice president and publisher and Marianne Hiland vice president and group editorial director for literacy for Wright Group/McGraw Hill, a DeSoto, Texas-based company that publishes literacy and mathematics materials for K-8 students. Mr. Mico, 55, was most recently the founding publisher of Washington-based National Geographic School Publishing, an arm of the National Geographic Society. Ms. Hiland, 58, was previously the editor in chief for National Geographic School Publishing.