Jessica Livingston is an American investor, entrepreneur, and writer who co-founded Y Combinator, where she continues to work as a seasonal partner. Her career has focused on early-stage startup investing, founder support, and the development of entrepreneurial programs, alongside writing and podcasting about technology and startups. ^[3]

Education

Livingston graduated from Bucknell University with a Bachelor of Arts in English. ^[2]

Career

After graduating from Bucknell University, Livingston held a variety of roles across finance, publishing, consulting, and event planning. She worked at Fidelity Investments, Food & Wine magazine, an automotive consulting firm, and a wedding planning business before becoming Vice President of Marketing at Adams Harkness Financial Group, an investment bank, where she gained experience in the technology and venture capital sectors. In 2005, Livingston co-founded Y Combinator alongside Paul Graham, Robert Morris, and Trevor Blackwell. During the firm's early years, she worked closely with startup founders, helping establish the accelerator's mentorship model and founder support programs. As Y Combinator expanded, she took on broader operational responsibilities, including overseeing Startup School and contributing to the organization's development as one of the leading startup accelerators.

Beyond her work at Y Combinator, Livingston published the book Founders at Work: Stories of Startups' Early Days in 2007, a collection of interviews with technology entrepreneurs about the early stages of building their companies. In 2013, she launched the Female Founders conference, which focused on supporting women interested in entrepreneurship. She took a sabbatical from Y Combinator in 2016 before returning to the organization, and has also been an early financial backer of OpenAI. Since 2023, she has co-hosted The Social Radars podcast with fellow Y Combinator partner Carolynn Levy while continuing to serve as a seasonal partner at Y Combinator. ^{[2] [3]}

Interviews

Resilience

On the Disasterproof podcast in May 2026, Paul Graham and Livingston, founders of Y Combinator, reflected on the importance of resilience in building successful organizations amid constant change and crises. They emphasized that the core strength of YC lay in its founding principles—particularly its focus on the people, their adaptability, determination, and unwavering commitment to a North Star mission. The founders shared how YC had weathered numerous disasters, including the 2008 financial crisis and the COVID pandemic, by staying true to their values and supporting founders who could pivot quickly. They highlighted that resilient organizations develop through external challenges, such as turbulence in the energy and climate sectors, and by cultivating conviction and internal toughness, much like trees exposed to wind. The conversation also underscored that staying focused, avoiding trends, and adhering to core principles are vital to enduring turbulence, while founders' ability to adapt, align with early adopters, and act decisively during crises ensures organizational survival and growth. ^[5]

Untold Story

In an April 2026 interview on the Leap Forward Podcast, Livingston discussed the early development of Y Combinator and the principles that shaped its operating model. She described how YC was built around the idea that early-stage company success depends primarily on the founders rather than the initial business idea, and how this informed the organization’s focus on selecting and supporting entrepreneurial teams. Livingston explained that her role in YC emphasized evaluating founders through short, structured interviews and identifying traits such as adaptability and communication within limited interaction time. She noted that this approach contributed to YC’s emphasis on rapid decision-making and direct engagement with applicants, distinguishing it from more traditional investment processes. The discussion also highlighted the division of responsibilities between her and Paul Graham, combining complementary strengths in interpersonal evaluation and analytical assessment to refine YC’s selection and mentorship methods. She further reflected on the importance of building a cohesive founder community within YC, including efforts to foster a more supportive, informal environment for early-stage startups. This included practices aimed at increasing accessibility to mentorship and peer interaction during the program. The interview characterized YC’s development as influenced by both deliberate design choices and favorable timing, while emphasizing the role of early organizational decisions in shaping its long-term structure and culture. ^[6]

Creating YC

On the Lightcone Podcast in September 2024, Livingston recounted the origins and evolution of Y Combinator, emphasizing its foundational principles and community-driven approach. She explained that YC was conceived in 2005 by Paul Graham and her in response to the lack of early-stage funding options for technical founders, especially in Boston, where traditional VC funding required extensive plans and larger investments. They decided to create a simple, standardized, and accessible program focused on community building through frequent events such as weekly dinners and demo days, fostering camaraderie and mentorship among founders. The first batch, featuring talented early entrepreneurs like Reddit's Steve Huffman, Justin Kan, and Twitch's EMT Shear, felt like a magical and energetic time, characterized by earnestness and mutual support. Over the years, YC's reputation grew as its startups gained prominence, with successful companies like Dropbox and Airbnb further bolstering its legitimacy. Livingston highlighted that YC's core DNA remained unchanged, emphasizing community, authenticity, and a founder-first attitude, traits that distinguished YC from traditional investors. She also shared insights into early-founder characteristics, the importance of confidence, and how YC's consistent practices and community-focused events have fostered a unique ecosystem in which unconventional, passionate founders can thrive. ^[7]