Will's leadership experience began twenty years ago when he joined the U. S. Army as a mechanized infantryman. Will attended flight school and graduated as a Chinook Helicopter Pilot in 1999. In 2003, Will served in Iraq as Platoon leader and the Company's ground convoy commander. As an aviator, while serving as an Air Mission Commander in charge of missions involving multiple aircraft, his decisions were responsible for hundreds of soldier's lives. He continues to serve in the Missouri National Guard.

After serving on active duty, he attended Central Missouri State University, where he obtained a Bachelor of Science in Business Administration and a minor in Military Science, graduating Summa Cum Laude.

Will was elected to the Missouri House of Representatives in 2004 and was elected to the Senate in 2010. He is proud to represent Eastern Jackson County and the people of Blue Springs, Grain Valley, Greenwood, Lake Lotawana, Lake Tapawingo, Lee's Summit, Lone Jack, Oak Grove, and parts of Independence.

In his elected capacity, Senator Kraus has fought hard to protect the interests of the taxpayer and to promote fiscally sound budget practices for the state of Missouri. As a small business owner, he continues to be involved and knowledgeable on issues that affect business and jobs in Missouri. He is dedicated to serving the residents of Senate District 8 in any way that he can.

Will has won awards such as the VFW Legislator of the Year, the "A Better Missouri for Children Award" from the Missouri PTA, the Locke and Smith Award for most constitutional senator, and the Missouri Chamber's "Spirit of Enterprise" award.

A resident of Lee’s Summit, Will and his wife, Carmen, have two sons, Tylor and Tannor. Both Will and Carmen have been very involved in the community and their church and believe that giving back to the community is an important part of service. Will currently serves on the Board of Directors for the Hope Network in Raytown, MO.