is a revolutionary discussion platform that brings innovation right to the heart of learning.

Founded in 2015, provides a discussion platform for engaging and assessing students in all of types of classrooms.

With, educators are able to pose questions to their students in a way that encourages more engagement and deeper discussions, all while making the grading process easier than ever. is used by thousands of professors across the world, hailing from a wide variety of institutions, including business schools, law schools, private colleges, state universities and community colleges. The platform is used by leaders in education from UPenn, University of Wisconsin-Madison, University of Chicago, IESE, and many more.

The company and technology behind the online discussion tool encourages intelligent and thoughtful conversations and prioritizes rewarding quality contributions with its unique algorithm, rather than purely quantitative measurements.

Our Leaders

Joab Rosenberg

Joab Rosenberg

Founder & CEO

Joab brings 25 years of experience in analytics and data science spanning government, academia and the private sector. Joab is a retired colonel, former deputy head analyst for the Israeli government and former head of the prestigious Talpiot program. He is a PhD candidate in philosophy at Cambridge.

Tavika Katzenelson

Tzvika Katzenelson

Co-Founder & CRO

Tzvika brings 15 years of experience building and scaling client relationships, engagements and revenue in fast-growing analytics firms serving  Fortune 500 companies. He holds a BSc in bioinformatics and an Executive MBA from Tel Aviv University.

Jonathan Livni CTO

Jonathan Livni


Jonathan spent six years at Google, where he led efforts to build tools and processes for language understanding for Google Search and Google Assistant. Before that, he led development teams and was a wireless chip system architect at Intel. in the Community

At, we’re always looking for ways to help others in the community.  Working alongside Helpi – a micro-volunteering online platform – we’re giving much-needed assistance and advice to local organizations.  To find out more about some of these exciting partnerships, and to see staff in action, please click here.

Empolyees of volunteer with Helpi
Empolyees of volunteer with Helpi

Our Locations


63 Rothschild Blv.


837 long ridge road
Oakland CA 94610

Our Investors​

Mithril invests in
Slack invests in
Mizmaa ventures invested in
CLSA invested in
Pico Partners invested in
Flint Capital invests in

Get a taste of your AI-powered online discussion!

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