[2] Thanks to an early warning, the family managed to avoid the Velodrome d'Hiver roundup of July 1942, where many Jews were killed or deported.

During his summer vacations he spent time with children who had lost their families during the Second World War.

In the 1950s, Bober met François Truffaut and became his assistant for the films 400 Blows (1959), Shoot the Piano Player (1960), and Jules and Jim (1962).

In 1979 he collaborated with Georges Perec on a documentary film called Ellis Island Revisited, also published in book form.

: Quoi de neuf sur la guerre (1993), Berg et Beck (1999), Laissées-pour-compte (2005) and On ne peut plus dormir tranquille quand on a une fois ouvert les yeux (translated as Wide Awake) (2010).