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Our Chelsea Green Authors : Joseph Jenkins

Joseph Jenkins

Joseph Jenkins, who climbed on his first slate roof in 1968 as a roofer’s helper, has since worked on over a thousand slate roofs. He is founder and executive director of the nonprofit Slate Roofing Contractors Association of North America, Inc., which is itself a member of the Germany-based International Federation for the Roofing Trades. Jenkins is a former board member of the National Slate Association. He conducts presentations about slate roofs in the US coast to coast, as well as internationally, and on radio and TV. Jenkins provides slate roof consulting services nationwide. He also provides roofing books and publications, slate roofing websites, videos, tools, materials and supplies via the internet. His websites include,, and His two sons, who grew up on his roofing crew, now independently provide slate roof contracting services in northwestern Pennsylvania and northeastern Ohio.

    Joseph's Books

    The Slate Roof Bible, 3rd Edition

    Everything You Need to Know About the World’s Finest Roof, 3rd Edition

    The Humanure Handbook

    A Guide to Composting Human Manure

    Everything you ever wanted to know about composting human waste. Jenkins gives an immense amount of information on purchasing, building, and just knowing more about composting toilets.

    Balance Point

    Searching for a Spiritual Missing Link

    A story of a journey of a nephew following his deceased aunt's lifetime of work to preserve the environment.

    The Slate Roof Bible

    Understanding, Installing, and Restoring the World's Finest Roof, 2nd Edition

    Completely revised, greatly expanded and updated version of the award-winning The Slate Roof Bible, with six new chapters and 330 color photos and drawings. The down-home style of Joseph Jenkins converts potentially tedious subjects like slate geology, roof safety, tools, installation, and repairs into readable delights.


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