January is National Mentoring Month, a time to recognize the important roles of personal and professional mentors and their impact on society. Think back for a moment on an influential mentor in your life. Maybe it was a parent, family member, coach, teacher or supervisor. For me it was Charles Glassick, Ph.D., retired president of Gettysburg College who served as an interim president at Thomas University in Thomasville, where I was provost almost 20 years ago. Glassick modeled a style of leadership…