of Professor Hofmann, she travelled to the University of Giessen in Germany in pursuit of a doctorate. She studied both at Giessen and the University of Munich. In the spring of 1969, she returned to Nairobi to continue studies at the University College of Nairobi as an assistant lecturer. In May, she and Mwangi Mathai married. Later that year, she became pregnant with her first child, and her husband campaigned for a seat in Parliament, narrowly losing. During the course of the election, Tom Mboya, who had been instrumental in founding the program which sent her overseas, was assassinated. This led to President Kenyatta effectually ending multi-party democracy in Kenya. Shortly after, her first son, Waweru, was born. In 1971, she became the first Eastern African woman to receive a PhD, her doctorate in veterinary anatomy, from the University College of Nairobi, which became the University of Nairobi the following year. She completed her dissertation on the development and differentiation of gonads in bovines. Her daughter, Wanjira, was born in December 1971. Activism and political life 1972–1977: Start of activism Maathai continued to teach at Nairobi, becoming a senior lecturer in anatomy in 1975, chair of the Department of Veterinary Anatomy in 1976 and associate professor in 1977. She was the first woman in Nairobi appointed to any of these positions. During this time, she campaigned for equal benefits for the women working on the staff of the university, going so far as trying to turn the academic staff association of the university into a union, in order to negotiate for benefits. The courts denied this bid, but many of her demands for equal benefits were later met. In addition to her work at the University of Nairobi, Maathai became involved in a number of civic organisations in the early 1970s. She was a member of the Nairobi branch of the Kenya Red Cross Society, becoming its director in 1973. She was a member of the Kenya Association of University Women. Following the establishment of the Environment Liaison Centre in 1974, Maathai was asked to be a member of the local board, eventually becoming board chair. The Environment Liaison Centre worked to promote the participation of non-governmental organisations in the work of the United Nations Environment Programme (UNEP), whose headquarters was established in Nairobi following the United Nations Conference on the Human Environment held in Stockholm in 1972. Maathai also