Jeff Dahlke
Principal Scientist at Human Resources Research Organization (HumRRO)
Alexandria, Virginia, United States
Summary
👤
Senior🎓
Top SchoolJeff Dahlke is a Principal Scientist in the DC metro area with a Ph.D. in I-O Psychology from the University of Minnesota and eight years of applied research experience focused on personnel selection, fairness and bias, psychometrics, and occupational health. At HumRRO he has progressed from Research Scientist to Principal Scientist, leading projects that translate quantitative methods into actionable talent and assessment solutions for government and large organizations. He combines rigorous psychometric modeling with practical consultation—designing selection systems, running fairness analyses, and crafting stakeholder-facing reports and training. His background includes hands-on learning and development work during large-scale acquisitions and international talent assessment experience from Development Centers in Germany. Colleagues describe him as a data-driven communicator who makes complex statistical concepts accessible to nontechnical audiences. He brings academic rigor, applied consulting savvy, and a knack for turning behavioral data into clear organizational decisions.
9 years of coding experience
7 years of employment as a software developer
Master of Arts (M.A.), Industrial and Organizational Psychology, Master of Arts (M.A.), Industrial and Organizational Psychology at Minnesota State University, MankatoDoctor of Philosophy (Ph.D.), Industrial and Organizational Psychology, Doctor of Philosophy (Ph.D.), Industrial and Organizational Psychology at University of MinnesotaBachelor of Arts (B.A.), Psychology, Music, Bachelor of Arts (B.A.), Psychology, Music at St. Norbert College
English, Spanish
Github Skills (15)
missing-data10
psychometrics10
meta-analysis10
r-package10
psychology10
meta10
r10
python9
hierarchical7
linear-models6
hierarchical-linear-models5
midi4
composition4
audio3
music3
Programming languages (1)
Github contributions (5)
jadahlke/jadahlke.github.io
Apr 2020 - Apr 2026
Contributions:46 pushes, 1 branch, 1 comment in 6 years
jadahlke/schoenberg
May 2018 - Apr 2019
schoenberg: Tools for 12-Tone Musical Composition
Contributions:12 commits, 2 PRs, 13 pushes in 11 months
compositiontonemidiaudiomusic
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