Leslie Botha is a Women’s Health Advocate, member of the Society for Menstrual Cycle Research, Charter Member and Honorary Advisory Board Member of the Foundation for the Study of Cycles, and is a nationally recognized expert on women’s hormone cycles. Botha is also an author and radio talk show host.

In the Spring of 2006  Leslie Botha was named the recipient of the  Edward R. Dewey Award from the Foundation for the Study of Cycles for her pioneering work in female hormones and behaviors.

 In September of 2006 Botha was appointed Co-Director of the Edward R. Dewey Institute for Cycle Research (ERDI) along with David M. Perales, Executive Director of the Foundation for the Study of Cycles.

The Institute’s main function is to award grants and prizes to stimulate work on cycles within the academic world - to encourage new research as well as well as to recognize research that is already being done. It is interdisciplinary as well as international, intended to close the gap between the study of cycles and the study of science.