For 27 years, Keith LaMar has survived solitary confinement in a supermax prison in Ohio, isolated for 23 hours a day in a space the size of a bathroom. From his bed, if he crooks his neck at just the right angle, he can look out through a slit of a window a few inches … Continue reading I’ve Spent 27 Years in Solitary Confinement. Here Are Some Tips on Making the Best Use of Time Alone.