Her research and teaching are focused on drug access issues for the global poor, the political economy of global pharmaceutical policy, and ethics and corruption in pharmaceutical systems. She has worked as a pharmaceutical policy specialist for the United Nations Development Programme, the World Bank, the World Health Organization, and the United Kingdom’s Department for International Development, and in that capacity advised a myriad of governments on pharmaceutical policy issues. She has published and lectured widely on a diverse range of topics related to pharmaceutical policy.