Section 13.1 Introduction

• Library: Sources of Proof (2014 Ed.)

This chapter focuses on the use of expert witnesses as a source of proof. The chapter begins with a discussion of the limits of lay opinion and lay inference testimony and the differing limits applied to expert testimony. Various subsections examine how a witness qualifies to testify as an expert, the form and bases of expert testimony, and various limits on the admissibility of expert testimony. Individual areas of the chapter examine the use of experts in common areas, including:

· medical cases;

·

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