I did a search "Foster Gamble" + "Charles Eisenstein" and found some interesting material.

Eisenstein says the story is wrong but the spirit is right:
[link to www.realitysandwich.com]

Foster Gamble's response: [link to www.realitysandwich.com]

The dialog continues (there is some overlap in these links):

[link to gaiaseus.wordpress.com]
[link to gaiaseus.wordpress.com]
[link to www.thrivemovement.com]