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 data science using Apache Sedona and Apache Arrow at Wherobots. Dewey is a co-creator of GeoArrow, nanoarrow, and a contributor to the Arrow Database Connectivity (ADBC) project. As a geoscientist, he has worked in contaminated site remediation, taught Applied Geomorphology, and has authored more than a dozen articles on lake water and sediment geochemistry. Dewey is an Apache Arrow and Apache Sedona 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.