Seminars
In addition to exhibition-style displays and Open system evaluations, the Wine Country Model Expo will feature a full day of in-person seminar presentations led by respected and accomplished modellers and historians.
These sessions are designed to be practical, engaging, and conversational — offering attendees the opportunity to learn specific techniques, explore different approaches, and engage directly with the presenters. These seminars reflect the Expo’s emphasis on shared learning, community, and conversation over competition. All seminars are included with Expo admission.
We are pleased to welcome the following featured speakers:

Grant Mayberry
Plastic Posse Podcast
Figure Painting Across Genres
Grant Mayberry is a longtime scale modeller and co-host of the Plastic Posse Podcast, one of the hobby’s most widely followed modeling podcasts. He is known for his work in figure painting across multiple genres, including fantasy, sci-fi, and historical subjects. Grant brings a practical, process-oriented approach to painting that emphasizes clean execution, strong fundamentals, and consistent results.
Grant will demonstrate practical figure painting techniques that apply across fantasy, sci-fi, and military subjects. The session will focus on achieving clean finishes, effective contrast, and cohesive color choices — techniques that can be adapted regardless of scale or genre.

Brett Prusso
Hammerhead Model Making
Stop Being Afraid Of Scratch Building
Brett Prusso is the founder of Hammerhead Model Making and a passionate advocate for practical scratch building techniques. His work focuses on enhancing scale models through structural improvements and custom detailing using accessible tools and materials. Brett is known for breaking down complex techniques into manageable steps that encourage modelers to push their skills further.
Brett will demystify scratch building by breaking it down into manageable steps using simple tools and accessible materials. This session is designed to show how scratch building can enhance any project without requiring specialized equipment.

Martin Drayton
Emdee Scale Models
Diorama Composition
Martin Drayton is an accomplished scale modeller known for his carefully composed dioramas and scenic builds. His work emphasizes balance, narrative, and visual flow, blending technical craftsmanship with artistic presentation. Through Emdee Scale Models, Martin shares techniques and insights that help modelers strengthen the storytelling aspects of their projects.
Martin will explore how thoughtful composition creates visual balance and tells a story within a scene. The session will cover layout planning, focal points, and techniques for guiding the viewer’s eye.

Carl Molesworth
Noted Author & Historian
WWII Aviation History: The P-40 in Context
Carl Molesworth is an aviation historian and author specializing in World War II aircraft and combat operations. He has written extensively on American and Allied aviation subjects, including the P-40 and other iconic fighters of the era. Carl brings historical depth and operational context that enrich the understanding of aircraft modeling projects.
Carl will present an in-depth historical look at the P-40, examining its operational history and combat use. This session offers historical insight that can inform modeling decisions and deepen understanding of the subject.
Each presentation is intended to complement the Expo’s relaxed, community-oriented format. Attendees are encouraged to ask questions, engage in discussion, and continue conversations throughout the day.
A detailed seminar schedule is included in the Expo Quick Guide provided to all registered participants.