Select Page

The Psychology of a Billion-Dollar Enterprise App: Why is Slack so Habit-Forming?

User using Slack on phone

Slack isn’t just another office collaboration app. The company has been called, “the fastest-growing workplace software ever.” Recent press reports claim that “users send more than 25 million messages each week,” and that the company is, “adding $1 million to its annual billing projections every six weeks.”

Smelling an opportunity, investors just plowed $120 million into the company, giving it a $1.12 billion valuation.

“Our subscription revenue is growing about 8 percent monthly, before we add new sales,” says Slack’s business analytics lead Josh Pritchard. “This is, as far as I know, unheard for an enterprise SaaS company less than seven months after launch.”

Perhaps even more surprising, Slack’s user retention stands at an astonishing 93 percent.

How does Slack get its users hooked?

(more…)
A Free Course on User Behavior

A Free Course on User Behavior

I do quite a bit of research, writing, and consulting on product psychology — the deeper reasons underlying why users do what they do. I also frequently teach and speak on the topic. Invariably, after each talk, someone approaches me and asks, “That was very interesting. Now where do I learn more?” (more…)

Designing for Behavior Change Book Review

Nir’s Note: This guest post comes from Marc Abraham, a London-based product manager. In this article, Marc reviews the recently published book Designing for Behavior Change by Stephan Wendel. Follow Marc on Twitter.

Designing for Behavior Change

Behavioral economics, psychology and persuasive technology have proven to be very popular topics over the past decade. These subjects all have one aspect in common; they help us understand how people make decisions in their daily lives, and how those decisions are shaped by people’s prior experiences and their environment. A question then arises around what it means to change people’s behaviors and how one can design to achieve such change. (more…)

How Successful Companies Design for Users’ Multi-Device Lives

Nir’s Note: This guest post comes from Marc Abraham, a London-based product manager at Beamly. In this article, Marc reviews the recently published book “Designing Multi-Device Experiences” by Michal Levin. Follow Marc on Twitter or check out his blog.

Designing Multi-Device Experiences book

We live in a world where the number of connected devices is growing on a daily basis at an immense rate, with people constantly switching between these devices (PCs, smartphones, tablets, TVs and more). The question arises how we can design optimally for a device to be used together with other devices.

Michal Levin, a Senior User Experience Designer at Google, has created a framework which aims to capture the interconnections between different devices. (more…)

What Tech Companies Can Learn from Rehab

Nir’s Note: This guest post is written by Max Ogles. Max is an editor for NirAndFar.com and heads marketing for CoachAlba.com, a mobile health startup. Follow him on Twitter and read his blog at MaxOgles.com.

Happiness that Delancey Street Foundation residents can experienceLast year, The Huffington Post published some fascinating statistics about the U.S. prison population. The headline for the article blared, “America Has More Prisoners Than High School Teachers.” It’s no secret that the United States has a high rate of incarceration, not to mention a recidivism rate of nearly 60% for serious criminals.

These stark facts put into perspective the incredible work of the Delancey Street Foundation, a drug and rehabilitation center based in San Francisco. Delancey Street accepts the most hardened criminals and drug addicts; most have multiple felony convictions. (more…)