(Story contributed by Laignee Barron '13) Ellen Forney ’89 is the author of a new graphic novel Marbles: Mania, Depression, Michelangelo and Me (Gotham Books), which follows the artist’s diagnosis with bipolar disorder shortly before her 30th birthday. In this intimate confession, Forney delves into her struggles with being accepted into “Club van Gogh.” “This unflinchingly honest memoir” (Kirkus Reviews) details Forney’s fears that her disorder could curtail her creativity and livelihood. Beginning with the manic state that led to her diagnosis, Forney explores what it means to be a “crazy artist.” At first disbelieves her psychiatrist, Forney is filled…