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 the form included in the style guide 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   

Sigma recognized for two top-10 nursing journals

Sigma’s peer-reviewed journals see impact factors jump 

INDIANAPOLIS—The Sigma Theta Tau International Honor Society of Nursing (Sigma) was notified that both its peer-reviewed journals are ranked in the top 10 by the 2017 Journal Citation Reports® published by Clarivate Analytics.

Sigma’s Journal of Nursing Scholarship, edited by Susan Gennaro, Ph.D., RN, FAAN, is ranked second among nursing journals, with an impact factor of 2.662.

Worldviews on Evidence-Based Nursing, edited by Bernadette Mazurek Melnyk, PhD, RN, CPNP/PMHNP, FAANP, FNAP, FAAN, is ranked eighth, with an impact factor of 2.143.

Both the Journal of Nursing Scholarship and Worldviews on Evidence-Based Nursing are free online to Sigma members as a membership benefit.

Sigma President Beth Baldwin Tigges, PhD, RN, PNP, BC, said. “Our Sigma journals have always been well regarded, and it is wonderful to see them both recognized in the top 10. I’m particularly proud of their outstanding impact factors, which demonstrate that both journals are being widely cited by nursing scholars. I congratulate editors Susan Gennaro and Bernadette Melnyk for their efforts in guiding these journals to continued success.”

Learn more about the Journal of Nursing Scholarship. Learn more about Worldviews on Evidence-Based Nursing.

Sigma was recently notified that the Journal of Nursing Scholarship will be one of 13 inaugural nursing journals inducted into the Nursing Journal Hall of Fame this August. Read more about the Nursing Journal Hall of Fame.