Development Dimensions International CEO and leadership

Tacy M. Byham, Ph.D., is Chief Executive Officer of DDI. An innovative global leadership company, DDI works by the side of organizations worldwide, to find and grow ready-now and ready-next leaders, who can make powerful leadership decisions and navigate global complexity. Tacy and the 1000+ associates at DDI complete 50+ global CEO assessments annually for Fortune 500 companies, family owned businesses and non-profits. DDI’s world-class learning systems have helped their clients’ organizations develop more than 16 million leaders globally improving business metrics such as productivity, turnover, downtime, and safety. Notably, Kennedy Consulting Research & Advisory, the world’s leading source of consulting market analysis, gave DDI top ranking as the number one leadership development provider on its The Kennedy Vanguard™ Matrix based on the breadth and depth of its solutions.



A nationally recognized speaker and author in the field of leadership, Tacy’s wisdom helps leaders survive and thrive during critical transitions and unleash their potential. Her book, \'Your First Leadership Job: How Catalyst Leaders Bring Out the Best in Others\', coauthored with Rich Wellins, has sold tens of thousands of copies and has been translated into five languages. Forbes, Fast Company, Inc., The Conference Board Review, Chief Learning Officer, and TD Magazine have featured her articles on topics from the arrival of unprepared leaders to how to be a leader at home. Furthermore, she has been interviewed and quoted in several industry media outlets, including CNN (London), Entrepreneur, IndustryWeek, Pittsburgh Tribune Review, Pittsburgh Magazine, Pittsburgh Business Times, and Sirius XM Business Radio.

A staunch supporter of women’s empowerment and gender equality, Tacy champions inclusion and diversity. Her vision, determination and enthusiasm led her to serve as the inaugural keynote speaker for Women in Technology Conference sponsored by HR Technology (2016) and has made a well-received TED-like talk entitled #LeadLikeAGirl that can be viewed on YouTube. In August 2017, she penned an op-ed in the Pittsburgh Post-Gazette in response to a Google engineer's divisive statements against gender equality.

When not working, Tacy is a singer in the DDI Band.

iOS Developer who recently graduated from Ithaca College with a Computer Science Bachelor's Degree. I have published two mobile applications to Apple's App Store and fully designed and coded a task management app for Ithaca College. Some of my experience includes founding a startup, participating in multiple business competitions for various app ideas, and practice in team and agile development.

I am a hard worker, organized, dedicated to my work, and can quickly learn new technologies. I am looking for a work experience where I can bring my skills and knowledge to any project I work on, as well as learn from the team and those around me.

Chelsea Gibson is a CFO, Global Markets at DDI (Development Dimensions International) and is based in New York, New York. She has worked as CFO, WLT Americas at Williams Lea; VP, Finance at Williams Lea; and Senior Analyst at Stern Stewart & Co. Chelsea studied at University of Virginia between 1994 and 1998.

Veteran strategic advisor to Chief Executive Officers, General Counsels, Cabinet Secretaries, U.S. Senators and entrepreneurs. Focused, results-oriented manager of multi-disciplinary teams tackling complex challenges. Seasoned venture investor in market-disrupting innovations. With a reputation for integrity, vision and candor, David Ayres brings 30 years of battle-tested expertise in strategic and crisis management to today’s dynamic global business terrain.A co-founder of venture investing and consulting firm TAG Holdings, Ayres has directed investments of internal funds into nearly two dozen early-stage ventures. Working with talented entrepreneurs, Ayres and TAG Holdings help bring disruptive innovations to market, develop revenue, shorten sales cycles, access growth capital, manage cash flows and provide pre-revenue credibility. Since 2005 the value of TAG Holdings’ portfolio companies has increased by 3000%. Ayres has led The Ashcroft Group and Ashcroft Law Firm to become a corporate counseling powerhouse. Specializing in corporate compliance, internal investigations, crisis management and cyber security, the firms’ team of former Justice Dept. officials advises industry-leading clients worldwide in navigating enforcement and regulatory challenges with government agencies. During a period of unprecedented national security challenges, Ayres was Chief of Staff at the U.S. Department of Justice with a $22 billion budget and 112,000 employees. After the September 11, 2001 terrorist attacks, Ayres managed the Department’s crisis operations and restructuring the FBI to focus on preventing further attacks. Ayres received the Department’s first Award for Strategic Leadership and the DEA Administrator’s Award as “an architect of innovation in drug enforcement”. In the U.S. Senate, Ayres held senior leadership positions and managed multi-million dollar campaigns for Senators Ashcroft, Bond and Danforth.

iOS Developer who recently graduated from Ithaca College with a Computer Science Bachelor's Degree. I have published two mobile applications to Apple's App Store and fully designed and coded a task management app for Ithaca College. Some of my experience includes founding a startup, participating in multiple business competitions for various app ideas, and practice in team and agile development.

I am a hard worker, organized, dedicated to my work, and can quickly learn new technologies. I am looking for a work experience where I can bring my skills and knowledge to any project I work on, as well as learn from the team and those around me.