IMPORTANT SHIPPING INFORMATION: Sigma will be closed on 4 July 2025 in observance of the USA holiday. Book products will resume shipping on 7 July 2025. Jewelry products will resume shipping on 14 July 2025. We apologize for any inconvenience this may cause.
As a Sigma subsidiary, Sigma Marketplace is the retailer for all Sigma books, online education, and merchandise. Sigma Marketplace provides products and services that serve the global community of nurses in pursuit of healthcare knowledge, career advancement, research, and continued development of the nursing profession to meet its mission to help nurses help others. Contact advertising@sigmanursing.org for more information.
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