NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 2 results Save | Export
A Longitudinal Twin Study of General Cognitive Ability over Four Decades
Peer reviewed Peer reviewed
Direct linkDirect link
Lyons, Michael J.; Panizzon, Matthew S.; Liu, Weijian; McKenzie, Ruth; Bluestone, Noah J.; Grant, Michael D.; Franz, Carol E.; Vuoksimaa, Eero P.; Toomey, Rosemary; Jacobson, Kristen C.; Reynolds, Chandra A.; Kremen, William S.; Xian, Hong – Developmental Psychology, 2017
In this longitudinal study we examined the stability of general cognitive ability (GCA), as well as heterogeneity and genetic and environmental influences underlying individual differences in change. We investigated GCA from young adulthood through late midlife in 1,288 Vietnam Era Twin Study of Aging participants at ages ~20, ~56, and ~62 years.…
Descriptors: Twins, Genetics, Longitudinal Studies, Correlation
Group Trauma-Focused Cognitive-Behavioural Therapy with Former Child Soldiers and Other War-Affected Boys in the DR Congo: A Randomised Controlled Trial
Peer reviewed Peer reviewed
Direct linkDirect link
McMullen, John; O'Callaghan, Paul; Shannon, Ciaran; Black, Alastair; Eakin, John – Journal of Child Psychology and Psychiatry, 2013
Background: The Democratic Republic of Congo (DRC) has been home to the world's deadliest conflict since World War II and is reported to have the largest number of child soldiers in the world. Despite evidence of the debilitating impact of war, no group-based mental health or psychosocial intervention has been evaluated in a randomised controlled…
Descriptors: Foreign Countries, War, Trauma, Armed Forces