A History of Short Words

From the New York Times Crossword Puzzle

CIO

Sun, 26 Jan '25
Tech company exec, for short
Sat, 21 Dec '24
Certain tech exec
Sun, 28 Apr '24
Exec in tech
Mon, 12 Jun '23
A.F.L.-___
Tue, 24 May '22
Tech exec
Fri, 13 May '22
Data head?
Thu, 2 Dec '21
Tech executive, for short
Wed, 3 Feb '21
A.F.L.-___