Requiring a proponent to demonstrate that it is more likely than not that certain specialized knowledge will help the trier of fact to understand evidence before certain qualified witnesses may testify.

This bill changes the rules for expert witness testimony in Kansas. If passed, a party wanting an expert witness to testify would have to prove it's more likely than not that the expert's specialized knowledge will help the judge or jury understand the case. The bill also clarifies the requirements for the expert's testimony to be considered reliable.

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