Chris Barker addressed Windows 64-bit build instability in the conda-forge/admin-requests repository by implementing a risk mitigation strategy for the pygnome package. He created a YAML-based configuration, pygnome-broken.yml, to explicitly identify and exclude known failing Windows 64-bit package versions from CI pipelines. This approach prevented recurring build failures and reduced CI noise, resulting in more stable and predictable Windows builds. Leveraging his expertise in CI/CD configuration and YAML, Chris established a scalable pattern for future risk management. His work focused on proactive problem avoidance rather than reactive fixes, demonstrating depth in diagnosing and resolving complex build environment issues.