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Ask the Professor: Did “Jaws” establish the tyranny of the happy ending?

Ask the Professor: What does “Winter’s Bone” reveal about extreme poverty in the US?

Ask the Professor: Why is the downbeat ending of “Easy Rider” crucial to its artistic value?

Ask the Professor: Did “Jaws” invent the modern-day Hollywood film franchise?

Ask the Professor: How does early talkie “I Am a Fugitive from a Chain Gang” use sound creatively?

Ask the Professor: How does “Winter’s Bone” comment on gender roles?

Ask the Professor: Is Spielberg one of the all-time great directors?

Ask the Professor: Did “Jaws” demonize sharks?

Ask the Professor: In “Jaws,” how does Spielberg exemplify a new generation of directors?

Ask the Professor: How did problems with the mechanical shark in “Jaws” lead to a brilliant moment?

How is “Me Before You” different than the book?

Which forensic techniques on “Sherlock” are real?