5-21 Leadership Desktop 5-21 Leadership Mobile

HUMAN's Leadership Team

HUMAN's executive leadership team is composed of industry luminaries with decades of experience in their respective fields. Their stewardship of HUMAN is a key asset in the fight to protect the internet from the influence of sophisticated bots.

HUMAN Leadership Team

Tamer Hassan is co-founder and CEO of HUMAN, where he led the takedown of the biggest bot fraud organization 3ve with the help of Google and the FBI. After this huge win for the Internet, Hassan was named The #1 Most Creative Person in Business by Fast Company Magazine as well as one of Ad Age’s 40 Under 40 in 2019. Before his career in fighting botnets, he was the founder and CEO of Compel Data Technologies - a software development and consulting company focused on big data and business intelligence solutions. Hassan’s career began as a major in the U.S. Air Force where he completed multiple combat deployments in Iraq and Afghanistan as a decorated Combat Search and Rescue helicopter pilot and Tactical Officer.

Human - Tamer Human - Tamer

Tamer Hassan

Chief Executive Officer & Co-founder

Michael Tiffany is co-founder and President of HUMAN, where he focuses on product direction, strategic partnerships, and building teams that uphold the HUMAN mission. His founding vision is to make everyday internet users more secure by disrupting the profit centers of cybercrime. Tiffany began his startup career before he could legally purchase alcohol as an executive at Western Integrated Networks, which started with an $889 million Series A round. Throughout Tiffany’s career, he has protected humans from bad actors using innovative security techniques. He is also a lifetime Technical Fellow of Critical Assets Labs, a DARPA-funded cybersecurity research lab, and a Subject Matter Advisor for the Signal Media Project, a nonprofit promoting the accurate portrayal of science, technology and history in popular media. Tiffany is a member of the old school white hat hacker collective ninjas.org.

Human - Michael Human - Michael

Michael Tiffany

President & Co-founder

Jay leads strategy at HUMAN, where he drives tactical direction, M&A, major partnerships, and new opportunities for HUMAN fraud protection at scale. As the first non-founder to join the company full-time back in 2013, Jay has played an integral role in leading revenue generation and fostering adoption of HUMAN technology by the internet’s largest platforms. Before HUMAN, he was President of gamerDNA Media and served as SVP at Emergent Payments.  Jay holds a Bachelor of Science in Communication from Cornell.

Human - Jay Human - Jay

Jay Benach

Chief Strategy Officer

Megan has worked in ad tech for over 12 years, first building her foundation as an ad trafficker at Nielsen and ending most recently as the VP of Global Services at FreeWheel. Megan has a track record in leading large global client services teams focusing on day-to-day customer support, grooming deep client relationships, providing pre- and post-sales technical solutions and program management expertise.

In addition, Megan has been involved with many employee advocacy programs including the launch of the first LGBTQ Employee Resource Group for FreeWheel and championing the ongoing volunteer efforts for various different community organizations including the Crime Victims Treatment Center as a volunteer rape crisis and domestic violence advocate and at the Father's Heart Ministries Soup Kitchen.

Human - Megan Human - Megan

Megan Baker

Senior VP, Customer Success

Thomas J. Miller is a world-class cybersecurity executive and alumnus of Trend Micro, Malwarebytes, and Zscaler. For over thirty-five years, Tom has led sales, marketing, product management, and P&L growth for both public corporations and startups. He has repeatedly led companies through industry IT inflection points, has created scalable go-to-market strategies, and has successfully managed enterprise-wide transformations. Tom’s achievements include:

  • Leading all sales, channel, business development, e-commerce, retail, service provider strategy and go-to-market activity at a high-velocity security company, spanning enterprise, SMB, and consumer security solutions, resulting in 400+ percent growth in three years and a 5x valuation increase in eighteen months.
  • Driving strategic planning and M&A development, all US go-to-market strategy, sales and marketing operations, and key growth initiatives with established industry players. One roadmap resulted in this segment going from -10 percent YoY growth to +25 percent.
  • Delivering 70 percent growth every year, more than 2x the industry growth rate.
  • Receiving 14 Presidents Club Awards, 3 Chairman’s Club Awards, and 3 Sales Rep of the Year Awards.
  • Participating in three successful IPOs driven by key customer successes.
Human - Tom Human - Tom

Tom Miller

Chief Gravity Officer

Alexa Raad has deep knowledge in the cybersecurity, DNS and internet infrastructure industries and is the author of a US and European patent in cybersecurity. In addition, Alexa is a 25+ year tech industry veteran, P&L leader and strategic advisor to CEOs, executive teams and private equity teams. Alexa has a successful track record of growing revenues, scaling organizations internationally, and developing new markets in US, Europe, Latin America and Asia.

A consistent theme in Alexa’s career has been an entrepreneurial spirit in service of a higher mission. As a result, she has pioneered transformational technologies such as DNSSEC (Domain Name System Security Extensions) Internationalized Domain Names (IDNs), RFID for supply chain Track and Trace, as well as policies and best practices on privacy and cybersecurity to protect the internet as a utility for economic development.

Human - Alexa Human - Alexa

Alexa Raad

Chief People, Purpose, and Policy Officer

Mike Aiello has more than 20 years of experience in the technology industry with a focus in cloud security, privacy, risk management, large scale infrastructure security, machine learning and fraud protection. He uses this expertise to fight cybercrime with HUMAN as Chief Product Officer.

Prior to HUMAN, Aiello served as the CEO of AppGate and was previously at Google, where he served as Director of Product Management for Google Cloud Security leading the strategy for Google's enterprise cloud security products. Aiello also served as Chief Information Security Officer at Goldman Sachs where he helped secure and launch Marcus, the company’s digital retail bank, and established the company’s Consumer Trust and Technology Risk Committee.

Aiello earned an MBA from the University of Oxford and a M.S. and B.S. Computer Science, with a focus on Information Assurance, from New York University’s Tandon School of Engineering. Mike serves on boards of cybersecurity focused companies and has authored several patents related to cybersecurity and privacy. 

Human - Mike Human - Mike

Mike Aiello

Chief Product Officer

Michael McNally is an experienced engineering professional with 10+ years of experience leading anti-fraud, spam, and abuse efforts to protect businesses like Google and Facebook. At Facebook, he served as the Director of Engineering of News Feed Integrity, addressing misinformation (“fake news”), adversarial exploitation of feed ranking, and negative user experiences. Prior to that he led the fight against ad fraud at Google, as the Director of Software Engineering: Ad Traffic Quality and Publisher Quality.

McNally brings his engineering prowess to HUMAN as Chief Scientist where he oversees strategies for detection and mitigation of fraudulent and abusive activity. He holds a Bachelors of Science in Computer Science from California State University, Northride and a Masters of Science in Computer Science from UCLA.

Human - Michael M Human - Michael M

Michael McNally

Chief Technology Officer

Dan has more than 20 years of executive-level experience in technology marketing. He has successfully driven brand leadership and demand generation for large enterprises and fast-growth companies in cyber security, wireless services, and mobile computing. Previously in the cyber security space, Dan was CMO at Digital Shadows, CMO at Invincea (acquired by Sophos), and VP of Marketing at vArmour. Previous roles also include VP of Marketing at Digby (acquired by Phunware), VP of Marketing and Business Development at Wayport (Acquired by AT&T), and marketing leadership roles at IBM ThinkPad, NEC Technologies and Sharp Electronics. Dan holds an MBA in International Business from Rutgers Graduate School of Management and a Bachelor of Science from Rider University.

Human - Dan Human - Dan

Dan Lowden

Chief Marketing Officer

Isaac comes to HUMAN with 20 years of finance, strategy, and technology leadership experience at a variety of Venture and Private Equity backed companies.

Prior to HUMAN, Isaac was CFO at Thrive Global, a company focused on providing Mental Wellness software solutions to the Fortune 100, as well as the CFO at Andela, a company that builds engineering teams with Africa’s most talented software developers - building it to over 2000 employees across 6 African countries.

Prior to Andela, Isaac was the COO/CFO of Kaseya, a SaaS technology company with over 7000 customers and 400 employees, as well as VP of Finance and Operations at Yodle, a digital marketing automation company based in New York.

Earlier in his career, Isaac worked at Deloitte Consulting, Computer Associates and Dell. He holds an MBA from NYU Stern, as well as a B.S. from Penn State University.

Human - Isaac HMN_031721_Website_About_720x750_Isaac

Isaac Itenberg

Chief Financial Officer

Andrew Rabie is a self-taught hacker and cybersecurity extraordinaire with more than 25 years of experience protecting enterprises from cyberattacks and fraud. As HUMAN’s Head of IT/Security, he strives to make security a part of every human's journey so they can safely and seamlessly do the best work of their lives.

Previously, Andrew served as the Chief Information Security Officer of The New York Times Company and The Madison Square Garden Company. He is passionate about working with organizations invested in security and solving the biggest challenges with smart people. When he’s not making the internet a safer place, he’s working through old school video games with his kid. Andrew would include information about what school he went to, but he’s still on his gap year(s). 

Human - Drew Human - Drew

Andrew Rabie

Head of IT and Security

Bryan has 20+ years of experience performing in broad legal and business roles including extensive international experience in publicly-traded technology companies and three AMLAW 100 law firms. He has helped transform 2 small US companies into multinational software companies doing business in all major international markets with offices all around the world.

At SolarWinds, as General Counsel and Secretary, Bryan created and built the legal department, its licensing model and other major policies. Bryan also led a team that filed and completed a successful IPO and then a follow-on offering. He was also responsible for assisting the company with the acquisition of 20+ companies in the US, Canada, Europe and APAC.

Earlier in his career, Bryan was Associate General Counsel and Vice President of Corporate Development and Business Affairs at open source software provider Red Hat, Inc. He also has spent time with his own private practice, acting as general counsel for early-stage software companies; representing several Sports & Entertainment companies; completing international market expansion projects; managing legal enforcement and prosecution of multinational software and consumer-oriented trademark portfolios and more.

Bryan is a graduate of the Ohio State University College of Law, J.D., 1994 and remains a diehard Buckeyes fan. He obtained his undergraduate degree from Howard University in Washington, D.C.

B_Sims_b&w_headshot2_720x750_gray-bg B_Sims_b&w_headshot2_720x750_gray-bg

Bryan Sims

General Counsel

Do the best work

of your career.

HUMAN is a mission-driven organization. We believe people do their best work in a welcoming and empathetic culture, so we make sure everyone has the support they need to thrive. If this sounds like your kind of place, let’s chat.


Human - Dylan Human - Dylan