Daniel Puhlman, University of Maine assistant professor of family studies who heads the Parenting Relationships Research Lab, will be a guest on the Maine Public show “Maine Calling” 1–2 p.m. Friday, Jan. 17. The topic is co-parenting, which can include divorced couples sharing parenting duties, grandparents raising their grandchildren, and other blended family situations. Puhlman read more Puhlman to discuss co-parenting Jan. 17 on ‘Maine Calling’