[American Chemical Society](https://www.acs.org)

November 2026 (nomination deadline, projected) | December 2026 (extended deadline, projected)

$10,000 award plus up to $2,500 for travel expenses (one-time prize)

Recognizes outstanding, innovative research in theoretical chemistry characterized by depth, originality, and scientific significance.

--- ## Description This award honors individuals who have made innovative and significant contributions to the field of theoretical chemistry. The selection emphasizes research that demonstrates originality, depth, and scientific impact. Established in 1991 and recently reinstated as a National Award, it is supported by the Pariser Family Trust and administered by the American Chemical Society (ACS). The recipient receives a monetary prize, a certificate, and reimbursement for travel expenses to attend the award presentation at an ACS meeting. --- ## Due Dates - November 2026: Nomination deadline (annual nomination period closes July 1–November 1, anticipated/projected) - December 2026: Extended nomination deadline (anticipated/projected) *All dates are projected based on the annual cycle; check the program page for updates.* --- ## Funding Amount - $10,000 cash prize to the recipient - Up to $2,500 reimbursed for travel expenses to the award presentation meeting - Award is presented annually --- ## Eligibility - Nominees must have accomplished innovative research in theoretical chemistry. - Emphasis is on work characterized by depth, originality, and scientific significance. - No restrictions based on race, gender, age, religion, ethnicity, nationality, sexual orientation, gender expression, gender identity, disability, or educational background. - Open to industry professionals, faculty, chemistry professionals, and international candidates. - ACS membership is not required for nominees or nominators. --- ## Application Process - Nominations are accepted annually during the period from July 1 to November 1 (anticipated). - Submissions must include a completed nomination form and supporting materials as specified by ACS National Awards guidelines. - Nominations are reviewed by a dedicated selection committee using a published rubric. - Details and forms are available on the [ACS National Award Nominations page](https://www.acs.org/funding/awards/national/nominations.html). --- ## Additional Information - The award is presented at an ACS national meeting. - Travel reimbursement is provided for the recipient to attend the ceremony. - The award was reinstated as a National Award in 2024 after a period as a divisional award. --- ## External Links - [ACS Award in Theoretical Chemistry Program Page](https://www.acs.org/content/acs/en/funding/awards/acs-award-in-theoretical-chemistry.html) - [ACS National Award Nominations](https://www.acs.org/funding/awards/national/nominations.html) - [Selection Committee Rubric (XLSX)](https://www.acs.org/content/dam/acsorg/funding/awards/national/national-award-rubrics/parsier-rubric.xlsx) - [Past Recipients](https://www.acs.org/funding/awards/acs-award-in-theoretical-chemistry/past-recipients.html) --- ## Contact Information | Contact | Email | Phone | Address | |------------------------|---------------------------------|-------------------|-------------------------------------------------| | ACS National Awards | [awards@acs.org](mailto:awards@acs.org) | +1 800-227-5558 | 1155 16th Street NW, Washington, DC 20036, USA | | General ACS Inquiries | [help@services.acs.org](mailto:help@services.acs.org) | | |

Pariser Award in Theoretical Chemistry - American Chemical Society

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