Yasmin Halima, MPH, Director
Yasmin Halima serves as the Global Campaign for Microbicides' Director. Prior to joining the Campaign, Yasmin worked as a Consultant in HIV, specialising in treatment access in resource-limited countries and the scientific, policy and ethical challenges of developing pre-exposure prophylaxis (PrEP). As Consultant to the AIDS Vaccine Advocacy Coalition (AVAC), Yasmin worked closely with stakeholders engaged with PrEP, including the US Centers for Disease Control and Prevention (CDC), US National Institutes for Health (NIH), the Bill & Melinda Gates Foundation, as well as academic and industry scientists and activists.  

Dr. Samukeliso Dube, MPH, MD,
African Programme Leader
Dr. Samukeliso Dube (Samu for short) oversees GCM’s work on social mobilization, community involvement, and capacity building in East and Southern Africa. Dr. Dube is a public health physician with more than eight years experience in clinical management, policy, programming and advocacy of public health programs in Southern Africa. She has worked in the HIV/AIDS field with a number of international NGOs, including Oxfam UK and ActionAID, and is a commitee member of Physicians for Human Rights in her home country of

Pauline Irungu, Programme Associate
Based in Nairobi, Pauline works as an organiser and facilitator, strengthening the Global Campaign’s collaborations with community groups and microbicides research teams in eastern Africa. Pauline comes to GCM from the Kenyan AIDS NGOs Consortium (KANCO), where she managed the HIV vaccine preparedness program for civil society organisations and community groups. She has substantial experience in advocacy, networking, documentation and information management.

Nomampondo Barnabas, Programme Officer

Nomampondo Barnabas is a Programme Officer with the Global Campaign for Microbicides in South Africa. Nomampondo has been involved in the HIV&AIDS field since 1997—helping to mobilize communities to fight stigma & discrimination against people living with and affected by HIV&AIDS—and is recognized both internationally and nationally for her expertise. Before joining GCM, she worked with the University of Natal Research Ethics Committee, was involved in various HIV Prevention Trials Network studies

Stephanie Stuart, MA,
Project Administrator
Stephanie Stuart helps to manage GCM’s overall operations including donor relations and finances. She comes to GCM from the Academy for Educational Development (AED) where she served as a program officer for various USAID-funded global health projects.  Prior to AED, she worked in budgets and contracts at the International Center for Research on Women (ICRW) and worked in business development for DPK

Melissa May, MA, APR, Director of Communications
Melissa May leads GCM’s communications team.  She previously served as director of public information for the Population Council, an international NGO, and director of marketing for Digevent, a new media company.  She managed public relations departments at AirTouch Cellular (now Verizon Wireless) and Airborne Express (now DHL).

Gary Wolnitzek, Program Assistant
Gary Wolnitzek works in the Washington D.C. office to support GCM's communications and capacity building efforts, coordinate Campaign events, and help manage the Campaign’s information resources. Prior to joining the Campaign, Gary was the Programs and Volunteer Services Manager at the Gay, Lesbian, Bisexual, and Transgender Community Center of Baltimore and Central Maryland where he oversaw an HIV research project aimed at using social marketing to reduce HIV risk among young men who have sex with men;

Sairumanie Viv Naidoo,
Events and Administrative Coordinator

Sairumanie Viv Naidoo assumes primary responsibility for Global Campaign meetings, conferences, and events in Africa and provides high-level administrative support to GCM’s Africa Program. 

Viv has 10 years of experience in Events Management, Business Development, and Communications. She has organized events with many groups, from local to international companies. She is thrilled to be taking a new direction in her career with her move to GCM and looks forward to learning more.

Malu Lattab,
Program Associate
As a Program Associate, Malu manages the commitments  and provides support to the Director and Washington DC staff of the Campaign.  Prior to joining the Campaign, she worked at the Bill & Melinda Gates Foundation as  a Program Assistant in the Advocacy division of US Program.  Malu has a Bachelor of Arts degree in History.

Precious Pilane,
Program Assistant
Precious is in charge of program administration and provides support to the GCM staff in our Johannesburg office. Precious comes from Civicus World Alliance of citizen participation and brings in experience in working with  global  civil society movements. Precious also worked at Boston college as a data capturer. Precious received a Bachelor of Administration degree from the University of the North where she also worked as a program assistant. 

Deborah Baron, MPH/MIA,
MMCI Coordinator

Deborah Baron lives in Johannesburg, South Africa where she coordinates the Microbicides Media and Communications Initiative (MMCI), a consortium housed at the Global Campaign for Microbicides of microbicide developers, advocates, and clinical research organizations working to improve communications around microbicide research, especially large-scale studies in Africa and other resource-limited setting.