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F33 Individual Fellowships for Senior Researchers

NIA supports the F33 Fellowship for senior researchers wishing to pursue training in the aging field (PA-21-047). Often applicants are professors planning a sabbatical. All F33 recipients must be U.S. citizens or permanent residents at the time of award.

Important Dates

NIH NRSA fellowships are awarded in three cycles every year, as described below.

NIH NRSA Fellowship Award Cycle
Receipt Cycle Application or Resubmission Due Date Initial Review Date Council Review Date Earliest Possible Award Start Date
1 April 8 June/July September/October December
2 August 8 October/November January/February April
3 December 8 February/March May/June July

Award Duration

The F33 can support up to 2 years of research and training for senior fellows.

How to Apply

Find information on applying.

F33 Stipend and Funding Levels (2021)

Yearly award budgets are composed of stipends, tuition and fees, and institutional allowance, as described below. Updated information on budget levels can be found in NOT-OD-22-132.

F33 Stipend and Funding Levels (2021)
Stipend Maximum Tuition Institutional Allowance
Commensurate with home institution salary, up to $66,600 $4,500 $11,950

Tuition and fees paid can be 60% of total institutional tuition, or $4,500, whichever is less.

Institutional Allowance may be used to cover expenses such as health insurance, research supplies, equipment, books, and travel to scientific meetings.

Childcare Costs

Additionally, each fellow may request $2,500 per year to defray childcare costs from a licensed provider. Learn more in the Frequently Asked Questions (FAQs) on Childcare Costs.

Components of an Individual Fellowship Application

Each fellowship application requires many parts; you should begin preparing your application well before the deadline. Below find the major components of an application and their length limits:

Individual Fellowship Application Components
Application Component Length Limit
Abstract 30 lines of text
Project Narrative 3 sentences
Applicant Biosketch* 5 pages
Sponsor Biosketch 5 pages
Applicant Background and Goals for Fellowship Training 6 pages
Specific Aims 1 page
Research Strategy 6 pages
Sponsor Statement 6 pages
Description of Institutional Environment and Commitment to Training 2 pages
3-5 Reference Letters 2 pages each

*A Biosketch is a document containing a CV, personal statement, and description of past research experience.

Detailed instructions for each application part can be found in the SF424 (R&R) Application Guide.

For postdoctoral grant applications, a reference letter from your predoctoral thesis advisor is not required.

Payback Requirements

NRSA senior fellows incur a payback obligation that could affect F33 recipients who complete less than two years of their award. Read FAQs about the payback obligation.

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