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Ken Knapp

REI Editor Emeritus Ken Knapp became a member in 1977 and went on to work for more than 36 years at the co-op. A father of daughters (thriving) and monitor of marmots (threatened), Ken is also a big fan of sustainability and sharing the ball.

Latest Articles

  • Buying Advice

    How to Choose Insulated Outerwear

    619 reviews with an average rating of 4.2 out of 5 stars

    Can't decide between down or synthetic insulation? Learn to compare the compressibility, warmth and weight of insulated outerwear options.

  • Buying Advice

    How to Choose Insect Repellents

    363 reviews with an average rating of 4.3 out of 5 stars

    Learn how to combat mosquitoes, ticks and flies with DEET, picaridin and natural lotions, air-emitted repellents and permethrin-treated clothing.

  • Buying Advice

    How to Choose Kids’ Rain Gear

    19 reviews with an average rating of 3.9 out of 5 stars

    Learn what your options are in kids’ rainwear, key terms to look for and what features to consider when outfitting your child for wet weather.

  • Skills

    How to Dress in Cold Weather

    129 reviews with an average rating of 3.8 out of 5 stars

    Learn how to stay warm in cold weather with these expert outdoor clothing tips for any activity, including running, snowshoeing, hiking or more.

  • Gear Guides

    The 6 Best Cycling Jackets of 2025: Staff Picks

    39 reviews with an average rating of 3.6 out of 5 stars

    A cycling jacket comes in handy when the weather takes a turn. We’ve gathered our top recommendations for however you ride.

  • Buying Advice

    How to Choose Sun-Protection (UPF) Clothing

    1337 reviews with an average rating of 4.2 out of 5 stars

    Clothing designed to offer sun protection can prevent cancer, skin damage and more. Learn what UPF ratings mean, what features UPF clothing should have and more.

  • Gear Guides

    The 7 Best Gravel Bikes of 2025: Staff Picks

    17 reviews with an average rating of 3.9 out of 5 stars

    Gravel bikes handle both asphalt and dirt; our favorites include carbon- and aluminum-frame bicycles for weekend rides, gravel races or bikepacking.