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Flash Teams: Leading the Future of AI-Enhanced, On-Demand Work

A USA Today Bestseller

A dramatic new future of work in which managers assemble exactly the expertise they need—within minutes.


"If you’ve ever wished you could assemble your version of The Avengers at work, this book will help you make it happen.”
—Adam Grant, #1 New York Times-bestselling author of Think Again and host of the podcast

Gone are the days of static organizational charts and staffing based on the manager’s rolodex and intuition. Now you can recruit any expertise you need from a global online network within an on-demand, on-the-spot expert at the exact moment that you need their help. You can right-size their involvement, too; some of those experts give a second opinion or a moment of brainstorming, whereas others join as full-fledged team members for a sustained collaborative effort.

This is the future promised by flash teams, a model that The New York Times has already praised for its “revolutionary potential”: a world where experts are available anytime and everywhere, where remote work has become a norm, and where AI is in the loop to guide team decisions. In Flash Teams, award-winning management scholar Melissa Valentine and computer scientist Michael Bernstein chart the opportunities of flash teams and navigate the challenges that teams and managers will face. They distill lessons from their own work assembling and managing flash teams on demand that every manager can learn from so they can successfully use flash teams in their own organizations.

Drawing on original research and industry examples, this book will help readers
Recognize and source needed expertise within minutesAnticipate and plan team designs with AIRedesign team structures on the fly as projects evolve
Industries are already being transformed by this new approach to teaming. Flash Teams arms leaders, managers, and entrepreneurs with the tools they need to accomplish their goals with confidence, speed, and agility.

228 pages, Kindle Edition

Published October 7, 2025

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About the author

Melissa Valentine

1 book4 followers
Stanford Professor Melissa Valentine is a leading expert on technology and business. Her research delves into the evolving interplay between artificial intelligence, algorithms, and organizational design. Through in-depth field studies, she explores how technology reshapes workplaces, providing valuable insights into the future of work in a digital and specialized world. Her award-winning research has been featured in The New York Times, The Wall Street Journal, Harvard Business Review, Wired, Fast Company, and the Financial Times.

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5 stars
9 (21%)
4 stars
17 (40%)
3 stars
10 (23%)
2 stars
4 (9%)
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2 (4%)
Displaying 1 - 5 of 5 reviews
Profile Image for Allegra.
8 reviews2 followers
October 9, 2025
In a world filled with useless advancements in tech for the sake of tech, this book demonstrates how efficiently and beautifully flash teams create collaboration and productivity. It makes me want to go online and team up!
Profile Image for Fred Cheyunski.
373 reviews16 followers
September 1, 2026
Hard People Stuff Remains - Having worked with teams in the past (see my review of Mohr and Amelsvoort’s “Co-creation of Humane and Innovative Workplaces”), I was interested in "Flash Teams" as a way of keeping up with the latest thinking about how technology and AI may be changing teamwork and the future of work.

The book, written by two Stanford professors who combine management science with computer science, is organized into 18 chapters in two parts. The first examines how to build and manage flash teams: finding experts quickly, clarifying roles, onboarding members, adapting to changing circumstances, coordinating work, and repairing problems. The second looks toward the future, particularly how AI might help assemble teams, improve their performance, simulate alternative arrangements, and predict outcomes.

The authors define flash teams as “high-demand, computationally powered teams” that bring together experts as needed, primarily through online labor markets. Their argument is that the Internet and data technologies have dramatically reduced the time and cost of finding and contracting with specialized talent. In effect, they revisit Ronald Coase’s classic question of why we have organizations rather than simply hiring whatever talent we need from the marketplace. The difference today is that search and contracting can be almost instantaneous.

While reading, I found myself concerned with what happens after technology helps assemble a team. The authors stress that talented people cannot simply be brought together and expected to succeed. Role clarity, communication, coordination, adaptation, and willingness to help one another remain essential. Their observation that a client's initial description of a project is often different from what is actually wanted is a useful reminder that our descriptions and plans are always provisional.

Such aspects brought to mind Johansen and Sibbet’s book “Leading Business Teams” (see my review) and its attention to the evolving dynamics of teams. Similarly, the authors reference Amy Edmondson’s work related to “prosocial” behaviors required for effective interaction: asking questions, noticing problems, integrating different perspectives, and helping colleagues. I particularly resonated with their advice for dealing with member issues: “don’t be a jerk.” Successful teams, they suggest, are distinguished less by avoiding problems than by how they repair them.

The AI possibilities are both fascinating and, in places, seem somewhat over optimistic. Algorithms can match people according to expertise, availability, experience, and working styles; analyze communication patterns; and even simulate alternative team configurations. These features connect nicely with those Morrison presents in his “Data Driven Organization Design” (see my review). The authors also envision a “global library of teams” containing workflows, decisions, communications, and outcomes—a potentially powerful form of organizational memory. Yet they appropriately acknowledge that AI simulations of people are typically flawed and incomplete: As they say AI “can—and will—be wrong,” e.g. see my reviews of Suleyman’s “The Coming Wave” and Egger’s novel “The Every.”

Other connections occurred to me along the way. Allusions to business consulting firm Catalant’s expert marketplace reminded me of the Taproot Foundation’s book “Powered by Pro Bono,” while the discussion of remote and flexible work connects with Ferrazzi’s et al’s “Competing in the New World of Work” (see my reviews). These comparisons made me wonder how far the flash-team model can extend beyond computer-based work. Thus, my principal reservation about the book is that Flash Teams are particularly suited to online work, while much work we depend upon—construction, HVAC, maintenance, and other physical activities—still requires people to coordinate in the real world. Indeed, these may be areas where better coordination, evaluation, and quality control are especially needed.

Even with that limitation, "Flash Teams" provides an intriguing look at where teamwork may be headed. My takeaway is that AI may make expertise increasingly abundant and accessible, but it does not eliminate the human work of building, coordinating, adapting, and learning together-----the hard people stuff remains.
57 reviews
August 24, 2026
After finishing this book and reflecting on it, I love the picture it paints of the implications of flash teams and “on demand” and ad hoc organizations that can be assembled quickly. There are a lot of implied assumptions required to make this happen drawing from the field of project management and good documentation and structure. AI will definitely enable and this book is on the front end of describing their research and applications for their software with practical and real world applications. I came away wanting a bit more extrapolation of the principles and necessary conditions for flash teams to be adopted more broadly but it did make me think about how fast things are changing and how the nature of work and organization will be impacted I clueing the formation of teams on demand.
29 reviews1 follower
December 9, 2025
Flash Teams is the culmination of many years of research and technological and social innovation in online platforms. Great book that walks you through how to build your own flash teams to tackle complex projects.
5 reviews
October 13, 2025
Professor Valentine is brilliant, and Flash Teams is a timely and necessary guidebook that provides us both the steps and the inspiration to unleashing productivity!
Displaying 1 - 5 of 5 reviews