I think it's an issue of verb tense.
He was in fact the warden when RA was there. "Is" would have made for an awkard sentence. IMO he was -- and remains -- the warden.
JMO
That (kind of) sounds reasonable except four independent sources used the word "former":
1.
During testimony,
former Westville warden John Galipeau acknowledged
It is not yet known where Allen will be housed or when he will be moved to a new jail.
www.wthr.com
Author: Bob Segall, Emily Longnecker
Published: 4:18 AM EDT August 1, 2024
2.
Those statements are then given to facility staff, according to
former Westville Correctional Facility Warden John Galipeau, who testified Wednesday.
During Galipeau’s testimony, the former warden said
DELPHI — Indiana guidelines recommend an inmate can spend up to 30 days in restrictive housing, also known as solitary confinement, before their situation is reevaluated. Delphi murder suspect Richard Allen spent 12 months in solitary confinement during his time at Westville Correctional...
www.yahoo.com
Kim Dunlap , Kokomo Tribune, Ind.
Wed, July 31, 2024 at 11:59 PM EDT
3.
Former Westville warden’s testimony
The defense said the overall psychological environment at Westville Correctional Facility led Allen to say things he otherwise wouldn’t have.
John Galipeau, who was warden at Westville when Allen was there
by: Alyssa Ivanson, Lydia Reuille, Clayton McMahan
Posted: Jul 30, 2024 / 02:11 PM EDT
4.
Allen confessed '60-plus' times to Delphi murders. Defense ...
Dave Bangert
Based in Lafayette, Indiana | Dave Bangert | Substack › isp-detective-allen-c...
4 days ago — On Wednesday,
John Galipeau, former warden at Westville, said the ... Galipeau testified that the unit was selected because of Allen's safekeeping ...
An effort to suppress those confessions was key Wednesday, the second of three days devoted to pretrial questions in the murders of Abby Williams and Libby German
www.basedinlafayette.com