Leiden celebrates 450 years

News and events�? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? � �? �

International
Newsletter

19 February 2025

jubilee year

Leiden University turns 450: looking to the past and the future

alumni

Dies Natalis Festival for Alumni: a birthday party for 700 guests

450 years of Leiden University

Physics

Special telescope observes most energetic neutrino ever

honorary doctor

Eliot Higgins on conspiracy theories and information disorder

dies natalis debutants

First time in the cort�ge: �I wanted to be part of it�

multidisciplinary research

Most children placed in care will not return home

Coming events

leiden university in the picture

A real professor in the classroom: �What do you like best about your work?�

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