California Case Summaries

Calvin Maron Robinson v. A. Scott, et al. — Court Denies Prisoner’s Expert-Witness and Subpoena Motions and Denies Defendants’ Motion to Strike in Excessive Force Case

Unreported / Non-Citable

Case
Calvin Maron Robinson v. A. Scott, et al.
Court
U.S. District Court — Eastern District of California
Judge
Chi Soo Kim (District Judges of the U.S. District Court for the Eastern District of California, 2024)
Date Decided
2026-10-15
Docket No.
2:25-cv-01687
Status
Unreported
Topics
excessive force, expert witness appointment, Federal Rule of Evidence 706, discovery subpoena, prisoner civil rights, 42 U.S.C. § 1983, motion to strike

Background

Calvin Maron Robinson, a state prisoner proceeding pro se, filed a civil rights complaint under 42 U.S.C. § 1983 against Sgt. A. Scott, J. Elmore, A. Chavez, and other defendants in the U.S. District Court for the Eastern District of California. Robinson alleges that after he told Scott he was suicidal and homicidal and did not want to come out of his cell, Scott continued to pressure him to leave, and during a cell fire Scott pepper sprayed him multiple times and directed multiple officers to approach and attack him to remove him from the cell. He alleges Elmore punched him twice in the face and, after he was on the ground, hit him over the head with a baton, splitting his head open, and that Chavez punched and kicked him while he was on the ground. Robinson claims his head injury required staples and that he suffered severe burns from the cell fire.

In a second claim, Robinson alleges that unidentified nurses failed to physically evaluate him while his head was bleeding, forcing him to act out to receive medical care, and that after a two-hour wait he was transported to an outside hospital an hour and 30 minutes away even though another hospital was only 25 to 30 minutes away, causing him to bleed from his ear. Robinson then moved for appointment of an expert witness to testify about the alleged unnecessary and excessive force, and separately moved for a subpoena requiring defendants to produce any video footage of the incidents. Defendants moved to strike the subpoena motion, contending it did not comply with the court's discovery and scheduling order.

The Court’s Holding

The court denied Robinson's motion for appointment of an expert witness without prejudice. Federal Rule of Evidence 706 authorizes a court to appoint only neutral expert witnesses, not advocates for either party, and 28 U.S.C. § 1915 does not authorize the court to appoint and pay for an expert for an indigent party's benefit. Court-appointed experts are typically reserved for complex litigation where the record is not clearly developed by the parties and exceptional circumstances show the ordinary adversarial process does not suffice.

The court further found the motion premature. At the time Robinson filed it, the parties were still engaged in discovery, and no pending motion, such as a motion for summary judgment, required special assistance from a neutral expert. Robinson failed to demonstrate that his excessive-force claim was factually or legally complex, and he did not explain why an expert was needed to address whether the alleged force caused further injury or the nature and extent of his injuries.

The court denied Robinson's subpoena motion because it did not comply with the discovery and scheduling order; Robinson must seek the video footage directly from defendants through written discovery propounded to them. The court also denied defendants' motion to strike. The expert-witness denial is expressly without prejudice, so Robinson may renew that request at a later stage of the proceedings.

Key Takeaways

  • Federal Rule of Evidence 706 authorizes courts to appoint only neutral expert witnesses, not experts who advocate for one party, and 28 U.S.C. § 1915 does not authorize court-paid experts for indigent parties.
  • Courts reserve Rule 706 appointments for exceptional cases involving complex, technical, or esoteric subject matter where the ordinary adversarial process is insufficient.
  • A motion for a court-appointed expert is premature when filed during ongoing discovery with no pending dispositive motion that might require neutral expert assistance.
  • Pro se prisoners must comply with discovery and scheduling orders and seek evidence through written discovery rather than court-issued subpoenas.
  • A party seeking a court-appointed expert must show the case presents factual or legal complexity requiring expert assistance to help the factfinder comprehend a material issue.

Why It Matters

The order reinforces the high bar for obtaining a court-appointed expert under Rule 706, especially for pro se prisoner litigants in civil rights actions. Courts will not appoint an expert merely because a party is indigent or believes an expert would help; the movant must show exceptional circumstances, genuine complexity, and procedural ripeness.

The ruling also underscores that pro se litigants must use proper discovery channels rather than bypassing scheduling orders with subpoena motions. Because the expert-witness denial is without prejudice, Robinson may renew the request if the case later develops genuine complexity requiring neutral expert assistance.

Read the full opinion (PDF) · Court docket

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