Theodore Ts'o

Theodore Yue Tak Ts'o
Born1968 (age 55–56)
NationalityAmerican
Other namesTed
Alma materMassachusetts Institute of Technology
Occupation(s)Computer scientist, free software developer
EmployerGoogle
Known forInvolvement in FOSS, e2fsprogs
AwardsAward for the Advancement of Free Software

Theodore Yue Tak Ts'o (Chinese: 曹子德; born 1968) is an American software engineer mainly known for his contributions to the Linux kernel, in particular his contributions to file systems. He is the secondary developer and maintainer of e2fsprogs, the userspace utilities for the ext2, ext3, and ext4 filesystems, and is a maintainer for the ext4 file system.