1. Commentary—A United Front: Using the Range of Psychological Variance in Cutting‐Edge Practice and Emerging Research. Issue 147 (March 2015) Authors: Jackson, Simon Anthony; Kleitman, Sabina Editors: Grigorenko, Elena L. Journal: New directions for child and adolescent development Issue: Issue 147(2015) Page Start: 123 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗