Editor’s Note: Julian Zelizer is a professor of history and public affairs at Princeton University and a New America fellow. He is the author of “Jimmy Carter” and “The Fierce Urgency of Now: Lyndon Johnson, Congress, and the Battle for the Great Society.” The opinions expressed in this commentary are his.

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Hillary Clinton and Donald Trump are their parties' presumptive nominees

As primary season winds down, Julian Zelizer looks at what it has taught us about their strengths and weaknesses

CNN  — 

Hillary Clinton vs. Donald Trump.

Barring a big surprise, that’s your choice of major party candidates in the November election, like it or not. And with almost all of the primaries behind us, we know a lot more about their strengths and weaknesses.

As we head toward the party conventions in late July and as a result of the vigorous competition in the primaries, voters have a better sense of what to expect when Clinton and Trump perform on the national election stage.

Here’s a look at their pluses and minuses: