Episode
130
The Measure of a Man
An old foil wants to take Data apart in an effort to study him and make more Datas. Data says there is a problem though, that might kill him. But the would be studier says that is not a problem: Data is not alive. Is he? And does that matter? It is up to Picard save the existence of Commander Data when we put The Measure of a Man in the Mission Log.