The administration is responsible for promoting the @ over the Who.
The administration is responsible for promoting Lafayette over University of Louisiana.
However, except for an early placeholder website, rare snafu's by uninitiated employees and new hires ... Neither academics nor athletics has ever promoted use of ULL.
The law that erupted from the supposed breaking of a non law, did offer up 3 letter monikers as a loose option. The school never adopted its usage.
The Advocate's relentless force feed use of ULL out of whole cloth is the driving force.