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Brian L. Leininger

Experienced, highly-trained DUI defender

Leininger Law Offices

6900 College Blvd.
Suite 510
Overland Park, KS 66211

Phone: 913-648-7070

Website: kansas-dui-lawyer.com

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About Brian L. Leininger

Brian Leininger defends those accused of DUI, driving under the influence of drugs (DUID), and DUI-related batteries and homicides. He was formerly General Counsel to the Kansas Highway Patrol and a state and municipal prosecutor. Brian is certified to administer the Standardized Field Sobriety Tests and as an SFST Instructor. He is a trained operator of the Intoxilyzer and is the only defense lawyer in Kansas, and one of few in the world, to have completed training as a Drug Recognition Expert, which is the police training used to detect DUID drivers. Brian is a frequent local and national lecturer on DUI and DUID and has been named to the Super Lawyers list every year since 2008.

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NCDD Journal

Find the latest news and announcements in our journal.

FROM OUR BLOG

Keeping FSTs Out of a Trial

04/23/2025

Written by Neil Halttunen I want to address a common issue that DWI practitioners are facing, trying to keep FSTs out of a trial. One way is to take the position that FSTs are scientific evidence and make the prosecutor lay scientific foundation which they rarely can do. The HGN test was the result of several studies. See Generally Session 8 of...

Ethics Task Force Blog

04/15/2025

Written by Jonathan Dichter The Heart of Client Care: Moving Beyond Case Management In the legal profession, we often talk about "case management" - the systems and processes that keep our cases moving efficiently. But what about *client care*? True client care goes beyond deadlines and filings; it's about treating clients as *people*-scared, uncertain, and in need of guidance. And when done...

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Benefits of NCDD Membership

Members of the NCDD not only demonstrate that they are qualified DUI defense attorneys, but they have access to valuable information and resources. We provide access to documentation blood alcohol testing devices and scientific articles related to alcohol, drugs, driving, and testing.

We offer training on trial techniques and scientific testing, and we provide access to experts and a comprehensive knowledge base of cases and motions. With all of these resources at your fingertips, you will be able to win more cases

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Depending on your level of experience, we offer multiple plans for NCDD Membership. Attorneys who have been practicing for less than six years are eligible for a New Attorney membership, while those who have been practicing for over six years can receive a Seasoned Attorney membership. We also offer memberships for Public Defenders.