One main theme of Steven Spielberg’s 1993 classic Jurassic Park may be that amusement parks are incredibly hard to operate, but an equally important lesson of that film (and the Michael Crichton book on which it is based) is that monsters bring families together. Alan Grant has no interest in having children with Ellie Satler, at least until he has to rescue the grandchildren of the park’s founder. They form a makeshift family and the rest is cinema history. Families under stress are a recurrent feature of Spielberg’s movies, from…