Roslyn Duffy

Roslyn Ann Duffy founded and codirected the Learning Tree Montessori Childcare and has written adult and children’s texts, as well as the internationally circulated column “From a Parent’s Perspective.” She has also lectured and provided training internationally and has worked as a counselor in Seattle, Washington.

Duffy is a coauthor of Positive Discipline: A Teacher’s A-Z Guide, along with Jane Nelsen, Linda Escobar, Kate Ortolano, and Debbie Owen-Sohocki. Her other listed works include Positive Discipline for Preschoolers and Positive Discipline: The First Three Years, both coauthored with Jane Nelsen and Cheryl Erwin.