Diane Pearson earned a master's degree in education at Butler University in Indianapolis, IN, with coursework in adult education and professional speaking. She taught in the Business Division at Ivy Tech State College in Lafayette, IN, for fourteen years. In 1995 she received the "Award for Excellence in Instruction" from her students. The following year she received the "Excellence in Teaching Award" from the National Association of Collegiate Business Schools and Programs, one of six finalists in the United States for the national award.

In 1996 Diane had a conversion experience that changed her life. One year later God called her to retire from her teaching job to devote all her time to Christian writing, speaking, and teaching.

For ten years Diane wrote a weekly newspaper column for The Times, Frankfort, IN, called Real Life Devotions, true stories of God working in people's lives. In addition to the 500 devotions in The Times, Diane's stories have appeared in twenty-three other publications, including The Upper Room Daily Devotional Guide, The Indianapolis Star, Toastmaster Magazine, Hoosier United Methodist News, The Lutheran Digest, and others.

Diane is an award-winning speaker through Toastmasters International, an organization devoted to improving public speaking skills. In 1998 Diane completed courses to become a Certified Lay Speaker through the United Methodist Church. She has spoken to more than 160 audiences, ranging in size from a dozen to several hundred, across many denominations.