He has been a member of the Second Chamber since 2012 and a parliamentary leader since 2015.
Segers studied political science at Leiden University. He worked as an assistant to the RPF  parliamentary group and briefly as a radio journalist at the Dutch Evangelical Broadcasting (EO). Successively he was a missionary in Egypt for seven years, whereafter he obtained a masters in Western-Islam relations and the Middle East at the Johns Hopkins University. Afterwards he headed the scientific institute of the ChristianUnion.
Segers has written several novels and non-fiction books, and is also a columnist of the Dutch Protestant newspaper Nederlands Dagblad.
He is a Reformed Christian.
- (in Dutch) Bio at Parlement.com
- The Reformatory Political Federation (RPF) is one of the predecessors of the ChristianUnion.
Farid Azarkan (DENK) --- Thierry Baudet (FvD) --- Joost Eerdmans (Group Van Pareren) --- Wybren van Haga (Member Van Haga) --- Wopke Hoekstra (CDA) --- Rob Jetten (D66) --- Jesse Klaver (GL) --- Femke Merel van Kooten (Member Van Kooten) --- Henk Krol (Member Krol) --- Lilian Marijnissen (SP) --- Henk Otten (Group Otten) --- Esther Ouwehand (PvdD) --- Lilianne Ploumen (PvdA) --- Mark Rutte (VVD) --- Gert-Jan Segers (CU) --- Kees van der Staaij (SGP) --- Geert Wilders (PVV)