Research-Driven Engineering Leadership
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RDEL #110: How often do LLMs warn developers about security vulnerabilities in their code?
Even the best-performing LLM only warns about security issues 40% of the time, creating false confidence in code safety.
Sep 16
2
1
RDEL #109: How do AI-assisted code fixes impact code review time?
Meta’s study found reviewers slowed down by 6.7% when verifying AI fixes, while authors gained speed without extra burden
Sep 9
1
RDEL #108: What distinguishes developers who successfully adopt AI coding tools from those who don't?
Developers who view AI as "collaborators" adopt tools successfully, while "feature" users are more likely to abandon them.
Sep 1
4
August 2025
RDEL #107: What patterns (and biases) emerge when AI systems evaluate software engineering candidates?
Research shows popular AI tools skip over top candidates in favor of stereotypical profiles
Aug 26
1
1
RDEL #106: What happens when organizations display individual metrics vs team metrics?
Teams shown collective metrics solved more tasks and maintained stronger cohesion under pressure
Aug 19
4
RDEL #105: Top findings from the 2025 Stack Overflow Developer Survey
84% of developers use AI, but 46% report distrust. Autonomy and satisfaction remain the biggest drivers of productivity.
Aug 12
1
RDEL #104: How does the SPACE framework apply to AI's impact on engineering?
Developers report higher speed, efficiency, and satisfaction with AI—yet less than half see improvements in collaboration.
Aug 5
5
July 2025
RDEL #103: How does psychological safety impact performance in agile development teams?
Research shows that strong relationships and psychological safety fuel learning and performance in large-scale agile teams
Jul 29
•
Lizzie Matusov
4
RDEL #102: How Does AI Disrupt Accountability in Code Reviews?
Researchers show that intrinsic drivers like pride and integrity shift in peer review—but disappear when feedback comes from an AI.
Jul 22
•
Lizzie Matusov
1
RDEL #101: What can we learn from Meta's code improvement practices?
Teams had over 20 attributes for code improvement prioritization criteria, with diverse origins for code improvement efforts. Reengineering efforts led…
Jul 15
•
Lizzie Matusov
3
RDEL #100: Celebrating 100 editions (and our favorite posts)
A look back at our favorite editions, and the key strategies we've seen for applying research to build stronger engineering cultures.
Jul 8
•
Lizzie Matusov
13
5
RDEL #99: How has AI impacted engineering leadership in 2025?
Findings from the 2025 LeadDev Engineering Leadership Report show that leadership practices are evolving even as early productivity gains are modest.
Jul 1
•
Lizzie Matusov
9
1
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