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Dr. Dave Ellerby

Chief Scientist
[email protected]

Dave Ellerby has over 25 years of experience designing tests, analyzing data, and writing about science and technology.

At Reviewed and USA Today, Dave keeps the product test program current and tests air purifiers, mattresses, ranges, dishwashers, and fridges. Outside the lab, Dave writes product reviews and consumer ed content.

Dave has a Ph.D. in physiology from the University of Leeds and a B.Sc. in Ecology from the University of Manchester. After grad school, Dave worked at Northeastern University, Brown University, and Wellesley College, researching muscle performance and exercise physiology.

Articles & Reviews by Dr. Dave Ellerby

The Best Bird Feeders of 2025

These are our recommendations for the best bird feeders on the market.

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CES 2024: 5 innovative and surprising things we saw on the show floor

The 5 most surprising new products we found at CES 2024.

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The Best Trash Bags of 2025

We put these trash bags through the wringer to find the best trash bag out there.

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The Best Laundry Detergents of 2025

We tested the best liquid laundry detergents on the market right now.

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Does pet-safe ice melt actually work?

We tested popular, pet-safe ice melts to see which one works the best.

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Everything you need to know about dishwasher cycles

From normal to sanitize, here's how to choose dishwasher cycles.

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The Best Air Purifiers of 2025

Our guide to the best air purifiers this year.

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We tried gallons of non alcoholic beers—here are the best

After extensive research, we compiled a list of the best nonalcoholic beers.

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