Sean parnel's new book is called extreme ownership and dichotomy leadership. The first two books that I wrote with my brother They've baban are about taking all these principles that we talked about today About combat and how they apply to leadership in the world. We got ef overwatch where we're taking proven leaders from spec ops and from combat aviation and placing them into companies in the civilian sector. And since Communication is an important in the field you got to be able to communicate and in life You got to be ability to communicate.