The Department of Defense, specifically the Department of the Army, is issuing a Sources Sought Notice for the Strengths Deployment Inventory (SDI) assessment tools, with the intention of awarding a sole source contract to Personal Strengths Publishing, LLC, now known as Crucial Learning, for a period of performance of up to 66 months at Fort Leavenworth, Kansas. The procurement is aimed at acquiring specialized assessment tools that are critical for enhancing personnel development and organizational effectiveness within the Army. This notice serves as a preliminary step to gauge interest and capabilities among potential vendors, although it does not constitute a formal solicitation or commitment to contract. Interested parties may contact Alec Creekmore at alec.r.creekmore.civ@army.mil or Robert D Yocklin at robert.d.yocklin.civ@army.mil for further information, and are encouraged to provide relevant company details and past performance information to assist in the capability determination process.