Permission to Use Sigma Logo

If you are an Sigma member, go to The Circle to download the chapter style guide and a JPEG file of the Sigma logo. If you would like a vector image of the logo or crest, complete this form and your request will be reviewed as soon as possible.

If you are not an Sigma member and would like to request use of Sigma's official logo, contact In your email, provide detailed information regarding your intended use. Permission to use the logo or crest is granted on a case-by-case basis, and reasonable notice should be given. Approvals are for one-time use only.

Sigma in the news   

The Nurse Antigone: 23 February 2023

Sigma is proud to announce and participate in The Nurse Antigone, a virtual Theater of War production featuring professional actors and a chorus of frontline nurses. 

This dramatic reading of Sophocles’ Antigone will help frame powerful, guided discussions about the unique challenges faced by today’s nurses.

Date: Thursday, 23 February 2023

Time: 5:00-7:00 p.m. Eastern Time

Location: Virtual (Zoom)

Learn more and register to attend

View the cast flyer.