Rosanne L. Hartman, Ph.D.

Rosanne L. Hartman, Ph.D. is an emeritus professor in the field of communication. Cal’s New Sister Building Sibling Connections, is her first children’s book and is based on experiences with her grandchildren. Finding joy in being a grandmother led her to write about how her grandchildren have built a relationship of love and joy. Rosanne lives outside of Buffalo, NY, and enjoys spending time with her family. In her free time, she is an amateur potter.