In her new film, “Bonjour Tristesse,” and in her writing, the director Durga Chew-Bose knows how to create an atmosphere.

Alex and Mimi Ikonn are the duo behind the popular “Five Minute Journal,” which has become ubiquitous on night stands and on social media.

Property tussles in the moneyed enclaves of Long Island are nothing new, but the battle to preserve the homestead of Pyrrhus Concer raises questions of…