Universiteit Leiden

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Executive Board

The Executive Board is responsible for the efficient and effective management of the whole University.

Image of the Executive Board of Leiden University
Executive Board, left to right: Annetje Ottow, Hester Bijl and Martijn Ridderbos


Rector Magnificus

Prof. Hester Bijl
1st term: 8 February 2021 - 7 February 2025

Hester Bijl is Rector Magnificus of Leiden University. She is responsible for the teaching and research at the University. Professorial appointments and academic integrity are also part of the teaching portfolio. Hester Bijl is also the point of contact for LERU, Una Europa and the development of the Leiden Bio Science Park. 


Prof. Annetje Ottow
1st term: 8 February 2021 - 7 February 2025

Annetje Ottow is president of Leiden University’s Executive Board. She is responsible for strategy, knowledge transfer, alliances and external relations, international relations, communication, alumni policy, social safety, diversity and inclusion, and sustainability at the University. Annetje Ottow is also the point of contact for campus development in Leiden city centre.


Martijn Ridderbos
1st term: 8 May 2017 - 7 May 2021
2nd term: 8 May 2021 - 7 May 2025

Martijn Ridderbos is vice-chairman of Leiden University’s Executive Board. He is responsible for the portfolios of finance, real estate, IT and research infrastructure, HRM and physical safety at the University. Martijn Ridderbos is also the point of contact for the development of Campus the Hague.

What does the Executive Board do?

  • Draws up the Administration and Management Regulations.
  • Bears responsibility for the entire administration of the University.
  • Issues guidelines to the Faculty Boards on the organisation and coordination of the exercise of their powers.
  • Mandates administrative powers to the Faculty Boards, directors of the units that do not belong to faculties, the central units and the University service centres.
  • If necessary, issues instructions to mandate holders.

Position at the University

The Executive Board is the highest administrative body of Leiden University. The Board of Governors appoints, suspends and dismisses the members of the Executive Board.


See the members of the Executive Board

Secretary to the Executive Board

tel. 071 527 3153 


The members of the Executive Board have their own contact person

Postal address

Postbus 9500
2300 RA Leiden

Visiting address

Rapenburg 70
2312 EZ Leiden
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