a16z has an article I read and liked recently: https://a16z.com/2017/05/26/hiring-sales-why-what/
Content tagged with sales: https://a16z.com/tag/sales/
Content tagged with sales: https://a16z.com/tag/sales/
Exec team with mature sales presence/leadership = hire less experienced (3-6 years).
Exec team with immature sales presence/leadership = hire more experienced (6-10 years with opp to become a VP of Sales).
Good guide - thanks for putting together.