Attacking and defending widmark calculations

 Author Don Bartell/Mary Catherine McMurray/Anne ImObersteg Pages 275-290
10-1
CHAPTER 10
ATTACKING AND
DEFENDING WIDMARK
CALCULATIONS
I. GENERAL POINTS
A. History and Use of Widmark
§10:01 Professor Widmark’s Treatise
§10:02 Use of Widmark in Trial
B. Widmark and the Per Se Laws
§10:10 Per se Laws Encourage Use of Widmark
§10:11 Examples of per se Statutes
§10:12 Defense Use of Difference in Statutes
II. ATTACKING WIDMARK CALCULATIONS
A. The Secret to Winning Any Trial
§10:20 Deal With the Predominant Problem
§10:21 Identifying the Predominant Problem
§10:22 Solving the Predominant Problem
B. The Predominant Problem in Drunk Driving Cases
§10:30 Presumption That the Defendant Is Guilty
§10:31 Widmark Calculations and the Predominant Problem
C. Attacking the Calculations
§10:40 Typical Presentation of Widmark Calculations
§10:42 Ask What the Formula Is
§10:44 The Widmark Variables
§10:45 Cross-Examining on the Widmark Variables
§10:46 Checklist for Attacking Widmark Calculations
D. Widmark Calculations in Breath Cases
§10:50 Calculations Attack Defendant’s Veracity
§10:50.1 Challenging Calculations that Attack the Defendant’s Veracity
ATTACKING & DEFENDING
WIDMARK CALCULATIONS
Attacking and Defending Drunk Driving Tests 10-2
ATTACKING & DEFENDING
WIDMARK CALCULATIONS
§10:51 Breath Machine Assumes a Partition Ratio
§10:52 Right to Attack Breath Machine’s Accuracy
III. DEFENDING WIDMARK CALCULATIONS
§10:60 Keep the Presumption of Guilt Alive
§10:61 Consider Not Using Widmark
§10:62 Explain the Widmark Calculations
§10:63 In Breath Cases Avoid Partition Ratios