The IBEP study is a randomized control trial of a healthy lifestyle intervention program for women with gestational diabetes. The primary aim of the study is to evaluate whether women with gestational diabetes enrolled in an intensive behavioral educational program (IBEP) demonstrate lower mean fasting glucose levels measured by 2 hour 75 gram oral glucose tolerance test (OGTT) at 6 weeks postpartum compared to women with gestational diabetes who undergo routine gestational diabetes education and counseling.

Inclusion Criteria:

• women diagnosed with gestational diabetes between 20 and 34 weeks gestation

Exclusion Criteria:

• women on chronic steroid therapy
• women with a diagnosis of GDM <20 weeks or >34 weeks