Mary serves as a training director and brings to HFAW over 25 years of experience having participated in training and supervision of both primary and secondary school pre- service teachers at Kenyatta University and other institutions of higher learning in Kenya. She is in charge of all training initiatives at HFAW and works to prepare the curriculum, training materials/ resources and supervising peer mentoring for the grassroots women. Her passion for education for all has motivated her to organize training programmes for the health and human rights promoters in Borabu Sub-County in Nyamira County.

Mary is also a researcher and author. Among the books she has authored are Discipline: Guidance and counseling in schools and colleges, Early childhood education, Instructional Methods across the curriculum, and Methods and media in communicating HIV / AIDS messages. Her research interests are in social justice issues such as FGM, domestic violence, education of girl- child, women‘s empowerment and HIV and AIDS education and intervention strategies. She believes in women empowerment (socially, economically and politically) and has keen interest in mentoring women and youth to enable them lead transformed lives in their communities. Mary is an education professional holding a PhD in curriculum and Masters degree in teacher education from Kenyatta University. Her January 2014 participation in an international training course in popular education in health organized by HFAW and Education Popular En Salud  (EPES )  in Chile gives her an added  advantage in community education  and mobilization.