Professor Cock has published widely on issues relating to gender, environmental and militarisation issues. Her best known works are Maids and Madams: A Study in the Politics of Exploitation (Johannesburg: Ravan Press, 1989); Going Green: People, Politics and the Environment (co-edited with Eddie Koch) (Cape Town: Oxford University Press, 1991); Colonels and Cadres: War and Gender in South Africa (Cape Town: Oxford University Press, 1991); From Defence to Development: The Redirection of Military Resources in South Africa (edited with P. McKenzie) (Cape Town: David Phillip, 1998); Rainbow Nations and Melting Pots: Conversations about Difference and Disadvantage (with A. Bernstein) (Illinois: University of Illinois Press, 2002); and most recently The War Against Ourselves: Nature, Power and Justice (Wits University Press, 2007). Her current research focus is on struggles for environmental justice.