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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

    What to Wear Skiing and Snowboarding

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

    Learn what clothing and gear you’ll need to wear skiing or snowboarding. We cover the basics: from underwear to jacket and from head to toe.

  • Buying Advice

    How to Choose Insulated Jackets

    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 a Hammock

    255 reviews with an average rating of 4.5 out of 5 stars

    Whether you want a hammock for relaxing during the day or to replace your tent while camping, hammocks are a comfortable and popular way to hang out in nature. Learn how to choose the right one for you.

  • Buying Advice

    How to Choose a Water Filter or Purifier

    555 reviews with an average rating of 4.4 out of 5 stars

    Learn about backcountry water risks, ways to treat water and factors to consider when choosing a filter, purifier or other treatment method.

  • Buying Advice

    How to Pick the Most Breathable Fabrics

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

    When the weather is hot, breathable fabric is a must. Learn what makes a fabric breathe well and what other features will help you stay cool.

  • Buying Advice

    How to Choose Rainwear

    1460 reviews with an average rating of 4.2 out of 5 stars

    Use this guide to find the best rain jacket for your needs—with REI expert tips on waterproofing, breathability and key features.

  • Buying Advice

    How to Choose the Best Sleeping Pad for Camping and Backpacking

    954 reviews with an average rating of 4.4 out of 5 stars

    Learn how to choose the best sleeping pad for backpacking, camping and other outdoor adventures. Discover the different types of sleeping pads, the importance of R-values, insulation, and other features.

  • Skills

    Avalanche Safety for Snowshoers

    4 reviews with an average rating of 4.8 out of 5 stars

    Snowshoeing is an easy, fun and relatively low-risk winter activity—as long as you follow a few basic guidelines about avoiding avalanches.

  • 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.