GeoPython 2025

Dewey Dunnington

Dewey Dunnington (Ph.D., P.Geo.) is a software engineer and geoscientist based in Winnipeg, Manitoba. As a software engineer he works on scaling spatial libraries at Wherobots, Inc., and has worked in the past on standards for geospatial data connectivity, a C implementation of Apache Arrow, and Arrow Database Connectivity (ADBC). As a geoscientist, he has worked in contaminated site remediation, taught Applied Geomorphology at Acadia University, and has authored more than a dozen articles on lake water and sediment geochemistry. Dewey is an Apache Arrow Project Management Committee member, an RStudio-certified tidyverse instructor, an NSERC Postgraduate Scholarship (Doctoral) recipient, and maintainer of dozens of R, Python, C, and C++ libraries at the intersection of geoscience, geospatial data, and enterprise data connectivity.

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Talks

duckdb-geography: Global vector data in DuckDB

duckdb-geography introduces a "geography" type optimized for global vector geometry to DuckDB powered by Google's S2Geometry library.