Transitions to Excellence in Molecular and Cellular Biosciences Research | 20 505

Opportunity Information: Apply for 20 505

The National Science Foundation (NSF), through its Division of Molecular and Cellular Biosciences (MCB), is offering a grant opportunity called Transitions to Excellence in Molecular and Cellular Biosciences Research (Funding Opportunity Number: 20-505). The program is built for established investigators who have already demonstrated a strong record of accomplishment and are now ready to make a meaningful shift into a new research direction. The central idea is to lower the real-world barriers that often prevent even highly productive scientists from pivoting into transformative, cross-disciplinary areas, especially when the move requires gaining new skills, accessing specialized tools, or adopting emerging technologies that are not readily available in their current department or collaboration network.

This opportunity is specifically aimed at mid-career to later-stage faculty, generally Associate or Full Professors (or equivalent). NSF MCB is looking for investigators who want to use a sabbatical or similar professional development period to gain new scientific or technical expertise and then bring that new capability back home to establish or significantly expand a new line of research in their own laboratory. In other words, the funding is meant to support a genuine transition or expansion in scholarship rather than simply extending an existing project. Because the goal is to enable high-impact change, NSF emphasizes that the most competitive proposals will be those positioned to produce transformational advances in molecular and cellular biosciences, often by bridging disciplines and bringing fresh approaches into biological research.

The award structure reflects this two-phase transition model. It can provide up to six months of the principal investigator's (PI's) salary during the first year while they are on sabbatical or engaged in an equivalent professional development activity. After that initial year, the grant includes support for an additional two years of continued research once the PI returns to normal academic duties, helping them establish momentum and competitiveness in the new area. NSF expects to make around eight awards, and proposals can be submitted at any time (there is no single annual deadline listed). The listing does not specify a formal award ceiling in the source data, which typically means applicants should follow the solicitation guidance and standard NSF budget reasonableness expectations rather than aiming at a fixed maximum.

MCB makes clear that this is not a general-purpose grant for incremental work. Proposals will be judged heavily on NSF's two main review criteria, intellectual merit and broader impacts, and the program states directly that proposals with weaknesses in either area, or those viewed as incremental rather than transformative, will not be competitive. Beyond those standard criteria, applicants are expected to demonstrate (1) a strong history of prior achievements, (2) a compelling and well-justified professional development plan that clearly enables the PI to move into a new research direction, and (3) a strong rationale explaining why this specific support is necessary for the PI to become competitive in that new area. A required element is explicit departmental support for the transition, documented through a letter from the department chair or equivalent, signaling that the PI will have institutional backing to bring the new direction back and build it sustainably.

There are also important fit and responsiveness rules. Proposals that do not actually describe a transition in research direction are considered unresponsive and will not be reviewed. Likewise, projects primarily motivated by understanding the molecular and cellular basis of disease or developing disease treatments are not considered appropriate for MCB and will be returned without review, reflecting NSF MCB's emphasis on fundamental biological discovery rather than biomedical translation. Within its scope, the program expresses particular interest in major open questions at the intersections of biology with fields like physics, chemistry, mathematics, computer science, and engineering, reinforcing that the program is trying to stimulate bold, interdisciplinary moves that can reshape what is possible in molecular and cellular biosciences.

In terms of eligibility, the opportunity is listed as unrestricted in a broad sense (open to any entity type, subject to the solicitation text), but in practice the stated target applicant is an established academic PI at the associate or full professor level (or equivalent) who can take a sabbatical or similar professional development leave and then return to lead the evolved research program. Overall, this solicitation is best understood as a career-stage transition accelerator: it is designed to help experienced investigators retool, adopt powerful new approaches, and emerge positioned to make high-impact contributions in fundamental molecular and cellular biology, especially where crossing disciplinary boundaries is essential.

• The National Science Foundation in the science and technology and other research and development sector is offering a public funding opportunity titled "Transitions to Excellence in Molecular and Cellular Biosciences Research" and is now available to receive applicants.
• Interested and eligible applicants and submit their applications by referencing the CFDA number(s): 47.074.
• This funding opportunity was created on Oct 19, 2019.
• Applicants must submit their applications by Proposals accepted anytime. (Agency may still review applications by suitable applicants for the remaining/unused allocated funding in 2026.)
• The number of recipients for this funding is limited to 8 candidate(s).
• Eligible applicants include: Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled Additional Information on Eligibility.

Apply for 20 505

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