Categories Innovatie Management Organiseren Greatness by David Marquet Post author By Arjan Vaartjes Post date May 24, 2018 No Comments on Greatness by David Marquet ← Public Money? Public Code! → Start With Why – How Great Leaders Inspire Action – Simon Sinek Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ