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Emily Oster

Brown University economist; author of "Expecting Better"; founder of ParentData

The latest interviews, podcast appearances, and blog posts from Emily Oster, updated daily.

All46Video7Podcast21Post18Content from April 2026 onward
8 weeks ago
Jul 30

What's the deal with the sun?

This week, Emily and Perry discuss the Sun. Sure, it’s necessary for life on earth and occupies over 99% of our solar system’s mass, but seriously, what’s its deal?

Wellness, Actually with Emily Oster & Perry Wilson, MD
8 weeks ago
Jul 30

Community Focus: Get ready for back to school

Dr. Emily Oster with Brown University joins Kim Kalunian to discuss how to get ready for back-to-school season. Stay in the know with WPRI 12 News.

WPRI 12 News (Community Focus), Providence
8 weeks ago
Jul 26

Everyone Is Talking About Male Testosterone

Do low testosterone symptoms worsen with age? Evidence on normal testosterone levels by age, whether decline is real, and what supplementation actually does.

ParentData by Emily Oster
2 months ago
Jul 23

What's the deal with alcohol?

This week, Emily and Perry raise a glass to alcohol: the cause of, and solution to, all of life's problems. How does it actually affect our brains?

Wellness, Actually with Emily Oster & Perry Wilson, MD
2 months ago
Jul 19

Are Peanut Allergies Going Away?

Peanut allergy rates in U. S. children dropped 35% after early allergen introduction guidelines changed in 2015. Here’s what the data shows and why it matters.

ParentData by Emily Oster
2 months ago
Jul 16

What's the deal with pregnancy brain? (feat. Allison Williams)

This week, Emily and Perry are joined by actress Allison Williams to discuss all things pregnancy brain. Are the fog and forgetfulness due to actual brain shrinkage?

Wellness, Actually with Emily Oster & Perry Wilson, MD
2 months ago
Jul 12

What “Trimester Zero” Should Teach Us Instead

Trimester Zero promises fertility optimization, but most of it is expensive hype. Here’s what pre-conception health actually requires — and what to skip.

ParentData by Emily Oster
3 months ago
Jul 9

What the Data Says About Preschool and Pre-K

Are preschool and pre-K worth it? Learn what the research says, how Montessori, Waldorf, and Reggio compare, and how to choose the right preschool for your child.

ParentData by Emily Oster
3 months ago
Jul 9

How to Choose a School for Your Child

Not sure how to choose a school for your child? Use this 4-step framework to evaluate options, read the data, and make a confident decision without the panic.

ParentData by Emily Oster
3 months ago
Jul 9

What's the deal with cortisol?

This week, Emily and Perry take on cortisol, the much-maligned stress hormone blamed for heart attacks and stubborn belly fat. But how much heat should cortisol really be getting?

Wellness, Actually with Emily Oster & Perry Wilson, MD
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