# Randall K. Julian Jr., Ph.D.

> Randall K. Julian Jr. is the founder, CEO and Chief Scientific Officer of Indigo BioAutomation in Carmel, Indiana. A Purdue chemistry Ph.D., former Eli Lilly researcher and adjunct chemistry professor at Purdue, he develops laboratory data-analysis software, contributes to analytical data standards, and teaches computational methods. His 2025 book, R Programming for Mass Spectrometry: Effective and Reproducible Data Analysis, extends his work on reproducibility; his 2026 essays examine validation and judgment in AI-assisted software development.

- **Role:** Founder, CEO and Chief Scientific Officer at Indigo BioAutomation
- **Organizations:** Indigo BioAutomation, Purdue University, Eli Lilly and Company (former), Human Proteome Organization Proteomics Standards Initiative (past steering-group chairman), ASTM analytical data standards committee (past chairman)
- **Education:** Ph.D. in Chemistry, Purdue University
- **Known for:** Founded and led Indigo BioAutomation to profitability, as stated in the company biography., Coauthored international analytical data standards and the 2012 mzIdentML paper., Author of R Programming for Mass Spectrometry: Effective and Reproducible Data Analysis (Wiley, 2025).

## Career timeline

- **Early 1990s** — Used Cray systems at Purdue and the Connection Machine at Los Alamos to model scientific instrumentation during doctoral research.
- **1993** — Earned a chemistry Ph.D. at Purdue; subsequently worked in discovery chemistry at Eli Lilly for 14 years.
- **2004** — Founded Indigo through Lilly’s venture group, according to contemporaneous Indianapolis Business Journal reporting.
- **2009** — Worked on the FireFly data-conversion collaboration between Indigo BioSystems and Prosolia.
- **2012** — Coauthored the mzIdentML data-standard paper.
- **2014** — Succeeded Raul Zavaleta as CEO following an $8.5 million investment round.
- **2022** — Presented Machine Learning in Mass Spectrometry for ASMS on June 5.
- **2025** — Published R Programming for Mass Spectrometry with Wiley.
- **2026** — Coauthored a paper on Monte Carlo wavelet peak detection and published essays on AI software validation and executive focus.

## Achievements

- Founded and led Indigo BioAutomation to profitability, as stated in the company biography.
- Coauthored international analytical data standards and the 2012 mzIdentML paper.
- Author of R Programming for Mass Spectrometry: Effective and Reproducible Data Analysis (Wiley, 2025).
- Coauthor of Monte Carlo Wavelet Analysis for Objective Peak Detection in SRM LC-MS/MS Analysis (Analytical Chemistry, June 2026).

## Latest updates

- **2026-08** — Published a first-person Fast Company essay about managing AI projects, setting completion criteria, and independent validators.
- **2026-06** — Published a coauthored Analytical Chemistry paper on Monte Carlo wavelet analysis for objective peak detection.
- **2026-05** — Published Vibe-Reporting Comes to Omics?, distinguishing an AI-generated prototype from validated scientific software.

## Links

- Website: https://www.indigobio.com/
- LinkedIn: https://www.linkedin.com/in/randall-julian-a90668233/

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Profile page: https://yespress.io/randall-k-julian-jr
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Last updated: 2026-10-22