is an experienced transportation advocate and leader serving as Executive Director of the Snohomish County Transportation Coalition (Snotrac), where he directs countywide efforts to coordinate mobility services, expand transit options, and advance transportation solutions—particularly for people with disabilities, older adults, youth, and low-income communities—through strategic partnerships, community engagement, and policy work. In this role, Brock has helped launch new transit services in North Snohomish County and represents Snotrac in regional planning and funding forums, advocating for improved service connectivity and equitable access to transportation resources. His broader professional background spans transportation planning, land use and multimodal policy, outreach for major transit ballot measures, and leadership in equitable engagement initiatives, reflecting a deep commitment to building sustainable, accessible communities connected by transit and active transportation.