Sherlock Holmes’s trusty companion. Assistant to Alexander Graham Bell. The supercomputer Jeopardy! champ. And a Dweeb Team everyman. Four Watsons in three centuries tell one tale in this playful, time-traveling drama about the human heart and the technology on which it relies. Support American Theatre: a just and thriving theatre ecology begins with information for all. Please join us in this mission by making a donation to our publisher, Theatre Communications Group. When you support American Theatre magazine and TCG, you support a long legacy…