Mark Nelson studied acting with Uta Hagen. He has appeared in New York in ANGELS IN AMERICA (2018 revival); MY NAME IS ASHER LEV (Westside Theatre); TIMON OF ATHENS (The Public Theater); THE WINTER’S TALE (directed by Sam Mendes at BAM); THE INVENTION OF LOVE (Lincoln Center Theater); THREE SISTERS (Roundabout Theatre); and as Einstein in Steve Martin’s PICASSO AT THE LAPIN AGILE. Regional theater work includes Shylock in THE MERCHANT OF VENICE (The Shakespeare Theatre, D.C.); Bluntschli in ARMS AND THE MAN (Long Wharf Theatre); Matt in TALLEY’S FOLLY (Berkshire Theatre Festival); the title role in UNCLE VANYA (Intiman Theatre); and all thirty-six roles in I AM MY OWN WIFE (Cleveland Playhouse). He played recurring roles on LAW & ORDER and SPIN CITY. He has directed plays off-Broadway, at many regional theaters, and at the Juilliard School. Mark has received an Obie Award, a Drama Desk nomination, and the Lunt-Fontanne Fellowship. He teaches theater at Princeton.