Witness· Black Diamond Ventures
Christopher Lucas
Founder of Black Diamond Ventures and an early Theranos investor.
AppearedFederal Criminal Trial
850 lines·5 appearances·12 mentions
About
Testifying about Black Diamond Ventures' Theranos investments, Christopher Lucas described how Holmes's statements, commercial rollout, and retail partnerships shaped his 2013 risk assessment despite missing financial information. Cross-examination tested his sophistication, knowledge of disclosed risks, reliance on Walgreens, compensation, and limited recollection.
Trial Record (17)
FederalFederal Criminal TrialAug 31, 2021 – Jan 3, 2022
Testimony (5)
Direct
Christopher Lucas — Direct
Day 28CrossChristopher Lucas — Cross
Day 28CrossChristopher Lucas — Cross Resumed
Day 28RedirectChristopher Lucas — Redirect
Day 28RecrossChristopher Lucas — Recross
Day 28Mentioned (12)
Direct
John Bryan Tolbert — Direct
Day 23DirectJohn Bryan Tolbert — Direct (Resumed)
Day 23CrossJohn Bryan Tolbert — Cross
Day 23ProceduralHearing on Exhibit 1349 Recording Segment
Day 23CrossJohn Bryan Tolbert — Cross (Resumed)
Day 23CrossAlan Eisenman — Cross
Day 31CrossFabrizio Bonanni — Cross
Day 36DirectElizabeth A. Holmes — Direct
Day 36Charge ConferenceFinal Jury Instructions Charge Conference
Day 44ClosingClosing Argument by the Defense — Continued
Day 47ClosingClosing Argument by the Defense — Resumed
Day 47RebuttalRebuttal Closing Argument by the Prosecution
Day 47