Our Staff

David Johnson – Chief Executive

David joined us after eight years working in South Africa, where he brought together NGOs specialising in sexual and reproductive health and rights (SRHR), women’s rights and conservation. He is the founder of a successful media campaign, Too Much Too Many, which focussed on population and sustainability issues. David is passionate about environmental issues, is a qualified Game Ranger and prior to working for PSN, advised the Endangered Wildlife Trust, on integrating SRHR actions within their conservation programmes. David is an experienced lawyer and has represented numerous trusts and NGOs on legal, strategic and fundraising issues.

Carina Hirsch – Advocacy & Projects Manager 

Carina joined us in June 2015. She holds postgraduate degrees in Economics and Public Management. Prior to joining PSN, Carina worked for the Food and Agriculture Organization of the United Nations carrying out research and implementing projects on women’s empowerment in agriculture and food security in several West African countries and India, collaborating closely with women’s organisations. She has also advocated for rural women and sustainability issues in various international policy making forums as Policy Officer at the World Farmers’ Organization (WFO).

Kathryn Lloyd – Programmes & Operations Manager

Kathryn joined us in 2013. She holds a BSc in Human Geography and MA in International Development from the University of Leeds. Prior to joining PSN, Kathryn worked for CAFCASS in the quality improvement team, focusing on project and event management, data analysis, and content management. Kathryn volunteered for many years in the charity sector in the UK and Ethiopia on women’s rights and development issues, the environment and women’s empowerment.


Dr Sue Mann – Sexual & Reproductive Health Consultant 

Sue Mann is a Consultant in Sexual and Reproductive Health (SRH) and Medical Expert in Reproductive Health at Public Health England. She has worked for many years in SRH in a global context in a clinical, academic and teaching capacity.  In the last five years she has been working on a project aiming to improve the post partum care for women and their babies in Kenya, Malawi, Burkina Faso and Mozambique. In 2016 she started working with us as a consultant, assisting on the strengthen of our projects in Africa.


Dr Chelsea Morroni –Sexual & Reproductive Health Consultant (South Africa projects)

Chelsea Morroni has lived and worked in southern Africa for nearly 20 years. She directs the Botswana Sexual and Reproductive Health Initiative, is a medical advisor to the Botswana Family Welfare Organisation, a special advisor to the Botswana Ministry of Health Family Planning Programme and provides family planning training and mentorship for the Trust at our South African project sites. Chelsea has a BA in social anthropology from Harvard University, an MPH and medical degree from the University of Cape Town, an MPhil and PhD in epidemiology from Columbia University, a Diploma in Tropical Medicine from the London School of Hygiene and Tropical Medicine and a Diploma in Sexual and Reproductive Healthcare from the UK Faculty of Sexual and Reproductive Healthcare.  

Karen Newman – Policy & Advocacy Consultant

Karen worked for the International Planned Parenthood Federation (IPPF) between 1982 and 2003, focusing on policy and governance issues, with a special responsibility for sexual and reproductive health and rights. She was one of the main architects of the IPPF Charter on Sexual and Reproductive Rights. Since 2003, Karen has carried out a range of consultancy work and between 2003 and 2010, Karen was a member of the WHO Gender & Rights advisory panel, which she co-chaired from 2007.