The column was later renamed "Transit Currents" and is now edited by Prof. George M. Smerk, and covers commuter rail, rapid transit, and light rail, as well as selected historic trolley operations.
The column was later renamed "Transit Currents" and was edited by Prof. George M. Smerk until 2016. Bob Gallegos is the current editor, and the column covers commuter rail, rapid transit, and light rail, as well as selected historic trolley operations.