Family experts Dr. Tim and Darcy Kimmel share that grandparenthood is supposed to be life’s great reward for all those demanding years you spent raising your kids. But it involves people, and people often bring personal issues to the mix that create all kinds of sticky situations—issues like philosophies of parenting, faith priorities, world views, your history with your kids, in-law children, availability (or lack of it), divorce, money and personal agendas often collide with grandparenting’s greater purposes.