Welcome to the homepage of Tom Snijders

Tom A.B. Snijders is Professor of Methodology and Statistics in the Department of Sociology of the Faculty of Behavioral and Social Sciences at the University of Groningen, and at the University of Oxford he is emeritus fellow of Nuffield College and an associate member of the Department of Statistics.

In Groningen, I work in the ICS (Interuniversity Center for Social Science Theory and Methodology), a research school that is a cooperative activity of the Universities of Groningen, Utrecht, and Nijmegen.

My partner is Lonnie ter Braak (M.D.), our children are Anke, Tineke, and Paul.

 My main research interests are the following:

For further information you can go on to:

  1. my Social Network Analysis Page:
    this also contains information about the following computer programs:

  2. SIENA for analysis of longitudinal network data,
    BLOCKS for stochastic block modeling,
    ZO for the analysis of 0-1 matrices with given row and column sums,
    StOCNET which is a program suite containing, among others, BLOCKS, ZO, and p2;
    SNOWBALL for the estimation of the size of a hidden population using a snowball sample;

  3. a lot about Multilevel Analysis:

  4. remarks, corrections, and data sets (plus MLwiN and some HLM and MIXOR setups) for the Snijders-Bosker textbook;
    introduction to MLwiN and Mln/MLwiN macros;
    PINT program for Power analysis IN Two-level designs;
    TWOMOK paper & program for two-level scale analysis ('ecometrics');

  5. current organisational activities;
  6. coming presentations;
  7. seminars ;
  8. selected list of publications + abstracts;
    list of all publications;
    curriculum vitae;
My email addresses are < tom.snijders "at" nuffield.ox.ac.uk > and < t.a.b.snijders "at" rug.nl > .
My postal address is

Department of Sociology
Grote Rozenstraat 31
9712 TG Groningen

The Netherlands
telephone +31 - 50 - 3636188 or 3636469 (secr.)




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