Judge Whitley is a past president of the National Association of Counties and of the North Central Texas Council of Governments, organizations that help local government develop policy, recognize regional opportunities and make joint decisions. Judge Whitley is a past chairman of the Regional Transportation Council, the Texas Conference of Urban Counties, and the Public Employee Benefits Cooperative, which manages public employee and retiree benefits. He is a member of the national Government Accounting Standards Advisory Council, which advises the Government Accounting Standards Board on pensions and other post-employment benefits. Judge Whitley also serves as a member of the University of North Texas System Board of Regents.