In the fourth episode of \xa0our Podcast looking at research from the Equal Lives project, we talk to Michael Gr\xe4tz from the University of Lausanne and Swedish Institute for Social Research. He\xa0discusses research published in Demography\xa0involving Equal Lives team members Jani Erola and Aleksi Karhula which looks at siblings to to see whether educational opportunities are equal for all in and across 6 countries.