Mr. M. Aalbers

• Law
• Institute of Public Law
• Europa Institute

Dr. P.G.M. Aarten

• Governance and Global Affairs
• Institute of Security and Global Affairs
• Physical Violence and Public Order

Prof.dr. J. Aarts

• Science
• Leiden Institute of Physics (LION)
• Quantum Matter and Optics
• Aarts Lab

Prof.dr. L.P.H.J. Aarts

• Medicine/LUMC

Prof.dr. T.J. Aartsma

• Science
• Leiden Institute of Physics (LION)

Prof.dr. A.M. Aartsma-Rus

• Medicine/LUMC

Prof.dr. T. Abbas

• Governance and Global Affairs
• Institute of Security and Global Affairs
• Terrorism and Political Violence
• Humanities
• Leiden University Centre for the Study of Islam and Society

Prof.dr. G.J. Abbink

• African Studies Centre Leiden

D.H.M. Abdel Baki

• Humanities
• Institute for Area Studies

Dr. F. Abdolahpur Monikh

• Institute of Environmental Sciences (CML)
• Department of Environmental Biology

Y.S. Abdullahi MA

• Humanities
• Institute for History
• History and International Studies 1900-present

Mr. Y.B. Abebe

• Humanities
• Institute for Philosophy

M. Abisso

• Governance and Global Affairs
• Institute of Security and Global Affairs

Prof.dr. T.A. Abma

• Medicine/LUMC

Prof.dr. J.P. Abrahams

• Institute of Biology Leiden (IBL)