Features
05.20.2026

It’s a Matter of Opinion

I have testified as an expert witness in six cases involving land surveying practice or property rights. My article in the American Surveyor,...
05.20.2026

From Grief to Grit—The Making of a New Darling

“When my son died, I leaned hard on my passion for land surveying, my positivity, and my search for purpose. The opportunity to...
05.20.2026

Beyond Boundaries

“The surveyor’s fundamental responsibility to serve as the legally accountable source of truth for spatial data remains unchanged.” After decades of incremental improvements,...
05.20.2026

Mentorship, Mortality and the Making of a Professional Land Surveyor

I’ve spent thousands of hours riding in a survey truck beside my father, but these days I find myself noticing the passenger seat...
05.20.2026

AI & Professional Judgment Part 1

When a client says, “Just pin the four corners,” technology can do the math —but only a surveyor can draw the line between...
05.20.2026

What Are (and Aren’t) Relative Error Ellipses?

Relative error ellipses show the horizontal positional random error between two points, which is what’s tested in some important accuracy standards for property...
04.19.2026

#29 – Anna Riling

Anna Riling is a seasoned geologist and award-winning cartographer based in Durango, Colorado. She’s recognized for her stunning, purpose-driven maps that blend aesthetics…
02.26.2026

#28 – Phil Lundman and Henri Kinson

In this episode Angus talks with Petersen Products’ Phil Lundman and design engineer Henri Kinson about the strange, high‑stakes world of inflatable plugs…
Sponsored Content
02.25.2026

Montana Zoning Atlas: Mapping Drives Bipartisan Housing Reform

When Kendall Cotton walked into Montana legislative committee meetings in early 2023, he carried two zoning maps—side by side. One showed Missoula, Montana,...
02.01.2026

LiDAR & Lawmen

It’s hard to talk of Tombstone, Arizona and not immediately picture the great shootout at the O.K. Corral. A town filled with dusty...
View All Features »