How quickly can an expert witness get involved in a case? Do Allan and Alisa provide written reports or summaries? How do fees work for expert witnesses?

What qualifies Allan and Alisa to serve as expert witnesses? Are Allan and Alisa unbiased in their evaluations? Do they both offer testimony as needed?

Why work with an expert witness? How do Allan and Alisa differ in the types of cases they support? What can I expect when working with an expert witness?