Meta-Analytic Study of RE

Enrichment Outcome Research: A Meta-Analysis of Premarital, Marital and Family Interventions
by Paul Giblin, Douglas H. Sprenkle, and Robert Sheehan
Journal of Marital and Family Therapy, 1985, Vol. 11, No. 3
The findings from this meta-analysis of 85 studies of premarital, marital, and family enrichment programs, representing 3,886 couples or families, substantiates that Relationship Enhancement® is the most effective at increasing overall relationship satisfaction.