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On your mark. Yes, sir. Bye. We're back in the nation's favorite tent. Let's do this. And it's packed with a fresh batch of famous faces.

As long as it's edible, I'd be happy.

Don't chalk, trying my key.

How can it be?

The great celebrity baker for Stand Up to Cancer on Channel 4.

Stream now.

Next on lectures in history, Purdue University professor Catherine Brownell teaches a class about political advertising in the 1950s,

highlighting Dwight Eisenhower's presidential campaigns.

She compares radio and early televised ads and examines what components made them successful.

Her class is about an hour and ten minutes.

Nothing perhaps captures the popular memory of the 1950s, like the slogan, I like Ike.

This idea, this pin that so many people wore around the campaign of 1952 and 1956,

conveys a notion of nostalgia and simplicity.

It really emphasizes this idea of the 1950s as this era of prosperity, where

America was a world leader, and the American people were happy in suburban homes with their

nuclear families. I like Ike. It's so simple, and it conveys that happiness.

This idea, however, is a myth, and it's a political construction.

The 1950s, in fact, was a time wrought with racial discrimination,

conflict, intense political, and social pressures to conform to a suburban ideal that imposed gender hierarchies, and mandated heterosexuality in the law.

It was a time in which anti-communism targeted the liberal reform impulses of the New Deal,

...