Herring is credited with helping to establish five hundred credit unions .
Was an avid supporter of the dual share insurance system , helping to establish the private National Deposit Guaranty Corporation , which is now known as American Share Insurance ( ASI ) .
Herring is credited with helping to establish five hundred credit unions and was an avid supporter of the dual share insurance system , helping to establish the private National Deposit Guaranty Corporation , which is now known as American Share Insurance ( ASI ) .