Gravity Speakers, LLC (“Company”,“We”, or Us”), respects your privacy and is committed to protecting it through compliance with this policy.
This policy describes the types of information we may collect from you or that you may provide when you visit the website www.gravityspeakers.com (“Website”) and our practices for collecting, using, maintaining, protecting, and disclosing that information. Company is the data controller for information processed through the Website.
Please read this policy carefully to understand our policies and practices regarding your information and how we will treat it. If you do not agree with our policies and practices, your choice is not to use our Website. By accessing or using this Website, you agree to this privacy policy. This policy may change from time to time (see Changes to Our Privacy Policy). Your continued use of this Website after we make changes is deemed to be acceptance of those changes, so please check the policy periodically for updates.
Our Website is not intended for nor targeted towards children as defined by applicable law. We do not knowingly collect personal information from children. If you are younger than the age of consent in your jurisdiction, do not use or provide any information on this Website or on or through any of its features or provide any information about yourself to us, including your name, address, telephone number, email address, or any screen name or user name you may use. If you believe we might have any information from or about a child under the applicable age of consent, please contact us at Privacy@gravityspeakers.com and we will delete it.
For more information, see International Data Transfers
When you use the Website and provide information to Company through the Website, your information may be transferred to a destination outside your jurisdiction, including to the United States. The United States has not received a finding of “adequacy” from the European Union under Article 45 of the GDPR. Company has executed agreements between its affiliates and subsidiaries in accordance with Article 46 of the GDPR. Company also relies on derogations for specific situations set forth in Article 49 of the GDPR in order to transfer personal information across international borders outside of Company, its affiliates, and subsidiaries. In particular, Company transfers personal information across international borders only: with your consent; to perform a contract with you; or to fulfill a compelling legitimate interest of Company in a manner that does not outweigh your rights and freedoms.
Choices About How We Use and Disclose Your Information.
We may disclose aggregated anonymized information about our users without restriction.
When you use the Website and provide information to Company through the Website, your information may be transferred to a destination outside your jurisdiction, including to the United States. The United States has not received a finding of “adequacy” from the European Union under Article 45 of the GDPR. Company has executed agreements between its affiliates and subsidiaries in accordance with Article 46 of the GDPR. Company also relies on derogations for specific situations set forth in Article 49 of the GDPR in order to transfer personal information across international borders outside of Company, its affiliates, and subsidiaries. In particular, Company transfers personal information across international borders only: with your consent; to perform a contract with you; or to fulfill a compelling legitimate interest of Company in a manner that does not outweigh your rights and freedoms.
We do not control third parties’ collection or use of your information to serve interest-based advertising. However, these third parties may provide you with ways to choose not to have your information collected or used in this way. You can opt out of receiving targeted ads from members of the Network Advertising Initiative (“NAI”) on the NAI’s website: https://www.networkadvertising.org/.
To the extent required by law, Company provides you with (i) reasonable access to the personal information collected through the Website, and (ii) the ability to review, correct, export, and delete such personal information. Please contact us using any of the methods identified in the “Contact Information” section if you would like to exercise your individual rights and for information on any fee required to obtain copies of your personal information. We may need to obtain or confirm certain personal information in order to accommodate your request. We will not accommodate a request to change information if we believe the change would violate any law or legal requirement or cause the information to be incorrect.
California Civil Code Section § 1798.83 permits users of our Website that are California residents to request certain information regarding our disclosure of personal information to third parties for their direct marketing purposes. To make such a request, please send an email to Privacy@gravityspeakers.com or write us at: 570 El Camino Real, #150-250, Redwood City, CA 94063, Attn: General Counsel.
We use commercially reasonable measures to secure information collected through the Website. Unfortunately, the transmission of information via the internet is not completely secure. Although we do our best to protect your personal information, we cannot guarantee the security of your personal information transmitted to our Website. Any transmission of personal information is at your own risk. We are not responsible for circumvention of any privacy settings or security measures contained on the Website.
We retain your information for as long as needed: (i) to conduct business with you; (ii) as needed for the purposes outlined in this Privacy Policy; (iii) as necessary to comply with our legal obligations, resolve disputes, and enforce any agreements.
It is our policy to post any changes we make to our privacy policy on this page with a notice that the privacy policy has been updated on the Website home page. If we make material changes to how we treat our users’ personal information, we will notify you by email to the email address provided by you or through a notice on the Website home page. The date the privacy policy was last revised is identified at the top of the page. You are responsible for ensuring we have an up-to-date active and deliverable email address for you, and for periodically visiting our Website and this privacy policy to check for any changes.
To ask questions or comment about this privacy policy and our privacy practices, contact us at:
570 El Camino Real, #150-250, Redwood City, CA 94063, Attn: General Counsel
Email: Privacy@gravityspeakers.com
European Union: Company’s Data Protection Officer is Nausheen Razzak, and can be contacted using the information above. You can request copies of Company’s GDPR Article 46 agreements from the Data Protection Officer. Please contact the Data Protection Officer if you believe Company has processed your information in a manner inconsistent with your privacy rights. You also have the right to contact a supervisory authority if you believe Company has processed your information in a manner inconsistent with your privacy rights.

Ugwem Eneyo is a Nigerian-American engineer, climate entrepreneur, and thought leader at the forefront of energy innovation in emerging markets. As the founder and former CEO of Shyft Power Solutions, she pioneered IoT and smart energy systems for microgrids across Africa, securing patents, venture backing, and multiple awards—including Forbes 30 Under 30 and the MIT Clean Energy Prize. Now serving on the board of Steama Company, Ugwem continues to shape the future of sustainable tech through her leadership in product innovation. With roots in the Niger Delta and deep expertise in environmental engineering and regulatory risk, she speaks powerfully on climate justice, clean tech, and inclusive innovation for the Global South.

Liz Bohannon is a globally recognized entrepreneur, bestselling author, and leadership speaker who helps organizations transform into thriving, connected communities. She has built multimillion-dollar, community-driven companies and developed proven frameworks—Beginner’s Pluck and The Community Quotient—that translate curiosity and human connection into sustainable growth. A dynamic storyteller and truth seeker, Liz turns real-world experience into actionable strategies that spark paradigm shifts and lasting change. Her work has been featured in Vogue, Inc., Fortune, and Bloomberg Businessweek, and she continues to equip leaders to build businesses and cultures rooted in purpose, belonging, and impact.

Learning to live with a severe form of double deficit dyslexia and stuttering, Henrik unknowingly turned his disability into a gift to recognize patterns. Hence he devoted 20 years to the study and research of strategy in the scientific disciplines of Patternicity, Statistical Analysis, and Probabilistic Analysis. Best known as one of the most influential futurists of our century, who ignited the digital and 4th Industrial Revolution (aka Godfather) themes of today.

When organizations need innovation, change and peak performance, where do they go? Usually it’s to business leaders, authors, or famous sports figures. Rarely do they go to artists! Yet for artists, innovation, peak performance and change are their life blood. Being a mega-successful artist, as well as an innovative entrepreneur, Mike Rayburn is uniquely qualified to teach artistic principles in a business context, to give businesses and teams the edge they need to innovate and perform like virtuosos…and thus transform their success and significance.

Eric O'Neill is a renowned cybersecurity expert and former FBI operative who played a pivotal role in apprehending Robert Hanssen, the most damaging spy in US history. As the founder of The Georgetown Group, a leading security consultancy, he leverages his extensive experience in counterintelligence and cyber warfare to protect organizations from emerging threats.
Request Fee & AvailabilityDomestic In-Person (USA):
$40,001 - $50,000*
International In-Person:
$65,000 - $75,000*
Virtual:
$25,000 - $30,000*
Other:
* Ranges are presented as a guideline only. Speaker fees vary by engagement type and are subject to change without notice. For an exact quote, please contact Gravity Speakers.
Byron Bay, Australia
Dr. Yossi Sheffi is a globally recognized expert in supply chain management, systems optimization, and risk analysis. As the Elisha Gray II Professor of Engineering Systems at the Massachusetts Institute of Technology (MIT), Dr. Sheffi holds several leadership roles, including Director of the MIT Center for Transportation & Logistics and Founder of the MIT SCALE Network, a global network of supply chain and logistics academic centers. His groundbreaking work in education includes launching the highly successful MITx MicroMasters program in supply chain management, which has reached over one million learners in 196 countries.
Dr. Sheffi is also a successful entrepreneur, having founded or co-founded five innovative companies in technology and logistics, including Logistics.com and Syncra Systems, both of which were acquired by industry leaders. His ability to bridge academia and industry has made him a trusted advisor to governments and global enterprises, offering insights into resilience, innovation, and the future of work.
An accomplished author, Dr. Sheffi has written nine award-winning books on topics such as business resilience, sustainability, and clustering. His latest book, The Magic Conveyor Belt: Supply Chains, A.I., and the Future of Work (2023), explores the transformative impact of technology on supply chains and the global workforce. Dr. Sheffi’s thought leadership extends to leading publications such as The Wall Street Journal, Bloomberg, and Sloan Management Review.
Dr. Sheffi’s expertise is in high demand. He is a sought-after keynote speaker for major conferences and organizations, offering dynamic presentations on supply chain resilience, sustainability, and the evolving role of artificial intelligence. His talks draw on decades of experience and real-world case studies, providing actionable insights for businesses navigating today’s complex global economy.
Dr. Sheffi’s contributions to academia and industry have earned him numerous accolades, including the Council of Supply Chain Management Professionals’ Distinguished Service Award and honorary degrees from international institutions. His innovative approach to solving complex global challenges continues to inspire leaders worldwide.
“Yossi Sheffi displays a wealth of knowledge about large global enterprise in The Power of Resilience that is unprecedented. Senior executives will gain unique insights and manage much more effectively having read it.”
“Yossi Sheffi is one of the most inventive and comprehensive thinkers in the supply chain and resiliency spaces. His latest book is a must-read for organizations hoping to leverage the strategic competitive advantages that resiliency and preparedness provide.”
“Resilience building is as critical as risk management for organizations operating in a dynamic global economy. This book is timely and important because it enables business leaders to grasp, conceptually and contextually, the power of resilience.”
"Balancing Green is one of the most compelling business books I have read in the past few years. I admire how you tell the story of 'sustainability' through a series of entertaining and witty accounts written with a very objective view of the reality. It’s a great model for how I would want to write a business book. A fantastic book!"
“Supply chains—logistics, transportation, and shipping—have been around throughout history, but never before has the supply chain been such an integral part of business. Yossi Sheffi does a great job of explaining why that transformation has taken place and the implications for doing business in the twenty-first century with the speed of challenges and risks facing our supply chains today.”