The Federal Rules of Civil Procedure contain certain restrictions regarding a party’s right to obtain discovery from the other party’s expert witnesses. Under Rule 26(a) (2), parties must disclose the identities of their testifying experts, along with a report containing additional information such as their qualifications, opinions, and the bases for those opinions, at least ninety (90) days before trial. Fed. R. Civ. P. 26(a)(2)(D)(i).