If you are interested in taking a more active part in the European Society of Contraception and Reproductive Health, then why not apply for one of these groups or committees?
http://www.escrh.eu/call_for_applications_committees_and_groups

Expert groups are groups of internationally recognized experts in different fields of contraception and reproductive health. Currently established groups:

• Expert Group on Sexual and reproductive health and education
• Expert Group on STI
• Expert Group on Abortion
• Expert Group on Hormonal contraception
• Expert Group on Non-hormonal methods of contraception

NOTE:  you must have paid your 2014 subscription before you apply.
Closing date to apply:  1 May 2014