![Pictured (left to right): Alberto Lara, Metrolink; Misty Calder, NCTD; Nicholas Cumins, Bentley Systems; and Eloy Martinez, HNTB. (All Photographs Courtesy of the Respective Companies)](https://www.railwayage.com/wp-content/uploads/2024/07/peoplenews-315x168.png)
Commentary
29th Annual AAR Research Review Round-Up
Written by Jennifer McLawhorn, Managing Editor, Railway Track & Structures![image description](https://www.railwayage.com/wp-content/uploads/2024/05/Track-Walk-9-755x402-1.jpg)
Attendees walk the track at the 29th Annual AAR Research Review in Pueblo, Colorado. Photo courtesy of MxV Rail.