The Texas Home School Coalition, a Christian-oriented advocacy group based in Lubbock, sponsors an awareness campaign in April.

Arizona Families for Home Education is a Christian-oriented advocacy group based in Chandler, Ariz.

Patrick Henry College in Purcellville, Va., was opened in 2000 by the Home School Legal Defense Association to provide higher education for Christian homeschooled students.

Carol Topp, author of Homeschool Co-ops: How to Start Them, Run Them and Not Burn Out (2008), blogs about the issues of running a co-op and offers workshops and other resources to parents interested in homeschooling children. Topp is a CPA who works out of her home office in Cincinnati.

Roblyn Honeysucker coordinates the Baton Rouge Homeschool Association, which is listed along with other Louisiana homeschool organizations posted by Practical Homeschooling Magazine. The BRHA describes itself as “a secular and inclusive homeschool support group serving the Baton Rouge, LA area and surrounding parishes.”

Kathleen V. Hoover-Dempsey is an associate professor of psychology and human development at Vanderbilt University in Nashville. She  is co-author (with Christa L. Green) of  the 2007 study “Why Do Parents Homeschool? A Systematic Examination of Parental Involvement.”

Michael L. Coulter is a professor of humanities and political science at Grove City College in Grove City, Pa. He is the author of “Home School Legal Defense Association” in the Encyclopedia of American Religion and Politics.

Dayna Martin is the author of Radical Unschooling: A Revolution Has Begun (2009). She is the public face for UnschoolingAmerica.com, which is based in Madison, N.H.

The National Home Education Research Institute in Salem, Ore., publishes a journal, the Home School Researcher.