A few articles have been publisehd here and there about the Spearhead Backcountry Atlas. Follow the links below to read more about the Atlas.
https://snowbrains.com/how-backcountry-ski-guidebooks-get-written1/
https://backcountrymagazine.com/stories/seven-outdoor-books-to-add-to-your-library/
https://www.piquenewsmagazine.com/must-reads/spearhead-backcountry-atlas-aims-to-inspire-3210816