In class action suits not everyone will have to appear in court or testify, but all clients will be required to provide a deposition. Most depositions or statements are done locally by local attorneys, then forwarded to the class action attorney firm.
Mesothelioma court cases involve preparing a detailed medical history of the claimant, as well as documenting the evidence of the exposure to asbestos. Attorneys that specialize in this type of case will have established expert witnesses as well as information on various sources of asbestos exposure that can save time in researching cases and getting them to court.