American author, screenplay writer and movie director, born in 1945 in New York.

He is mostly known for his Sherlock Holmes pastiches "The Seven Percent Solution", "The West End Horror", and "The Canary Trainer", and for directing "Star Trek II: The Wrath of Khan" and "Star Trek VI: The Undiscovered Country", as well as co-writing "Star Trek IV: The Voyage Home". He also co-wrote "Sommersby", starring Richard Gere and Jodie Foster.

The movie "The Day After", which he directed for ABC was nominated for seventeen Emmys.

I do not advocate posting URLs in writeups, since the web is transient and E2 will remain forever, but those interested can check out for a more complete bio.

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