Staffroom Blog Writer
Issued to Elcio Souza on 16 October 2026
How it was earned
The holder of this badge made a named contribution to the work of the BRAZ-TESOL Teacher Development Special Interest Group — as a speaker, a podcast guest, a written contributor or in another agreed capacity. The specific contribution, including what was done and when, is recorded on the credential itself and was confirmed by the BRAZ-TESOL Teacher Development Special Interest Group team before the badge was issued.
How the contribution was made
Wrote the article "Is TD a series of certificates or a continuum?" for the TDSIG Staffroom blog.
This page is the official record of the credential. It is signed with the digital key of the BRAZ-TESOL Teacher Development SIG and follows the Open Badges 3.0 standard, so any independent verifier can confirm it came from us and has not been altered.
