Megan Anne Bevan, 46, who was vice president for all National Geographic broadcast and syndicated series, died of cancer July 29 at McLeod Regional Medical Center in Florence, S.C. She lived in Silver Spring.

Ms. Bevan joined the staff of National Geographic in 1980 as a writer-researcher in educational media and then in educational films. She moved to National Geographic Television in 1984 as a senior scriptwriter for the newly launched National Geographic Explorer television series.

From 1986 to 1990, she created and then directed Explorer's research department. In 1991, she took over management of Explorer studio production, a complex job involving production between Washington and New York and directing a crew of directors, scriptwriters, set designers and others.

She was promoted in 1996 to vice president, which included having responsibility for numerous series during a period of worldwide expansion for National Geographic Television. Ms. Bevan became an integral part of the programming team that developed the schedule lineup for the launch of the National Geographic channel.

She was born in Charlotte and was raised in several cities as her family followed her father's career in academia.

She graduated from Swarthmore College in Pennsylvania in 1980 and then moved to Washington.

Survivors include her husband, Darryl J. Hatheway of Silver Spring; two stepsons, Dylan Hatheway of Gaithersburg and Nigel Hatheway of San Diego; a stepdaughter, Colette Beers of Stuart, Fla; her mother, Louise Dabbs of Mayesville, S.C.; two sisters, Brenda Bevan Remmes of Mayesville and Elizabeth Bevan of Charlotte; and a brother, John Bevan Jr. of Great Falls.