Filmmaker Kirsten Johnson is a stunningly resilient person. As seen in her terrific 2016 visual memoir Cameraperson, Johnson has captured some of the bleakest settings humanity has to offer while also working through the personal difficulty of losing her mother to Alzheimer’s. She’s forced to face that same kind of loss again with her father Dick Johnson, but rather than succumb to despair or curse the fates, Johnson does what she does best: she picks up her camera and gets to the truth. Her new film Dick Johnson Is Dead is a beautiful movie about how we can …