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MHI Leadership
Global leadership team

Drew Ungerman
Global Leader
Drew brings over 30 years’ experience working across the healthcare ecosystem, with a deep passion for helping people to thrive. He also leads the Firm’s global Healthcare Practice, where he is focused on helping shape the global healthcare system to improve holistic health.

Hemant Ahlawat
Global Leader
Hemant brings over 20 years’ experience in life sciences and the public and social sectors, with a focus on driving transformations in public health, education, and sustainable economic development. As a medical doctor who has worked in both primary and hospital care settings, he is passionate about every and any opportunity to make a difference in health.

Pooja Kumar
Global Leader
Pooja brings more than 15 years’ experience as a physician and global public health practitioner, with a focus on public health change programs and health systems performance transformations. She led the firm’s COVID response team and is passionate about expanding access to healthcare for individuals around the world.

Lucy Pérez
Global Leader
Lucy brings deep expertise in life sciences and healthcare, with a background as a former cancer researcher and inventor. She is passionate about building cross-sector partnerships and driving positive change at scale, with a focus on advancing health equity and sustainability to improve health outcomes and build stronger economies.

Erica Coe
Global Executive Director
Erica brings nearly 20 years’ experience across public, private, and social sectors, with a focus on advancing global human health – and a passion for making mental health equitable and accessible for all. Erica co-founded the McKinsey Health Institute, after co-founding McKinsey’s Center for Societal Benefit.

Alex Beauvais
Director of Insights & Impact
Alex brings more than 15 years’ experience in healthcare analytics and technology, with a focus on helping organizations develop their own healthcare analytics capabilities. He cofounded and leads the firm’s Healthcare Analytics solutions.

Kana Enomoto
Director of Brain Health
Kana is a global leader in behavioral health policy, programs, and innovation, who has dedicated her career to reducing the burden of mental illnesses and substance use disorders in the US and beyond. Kana co-founded McKinsey’s Center for Societal Benefit through Healthcare, which she helped integrate into MHI as a co-founder.

Lars Hartenstein
Director of Healthy Longevity, Co-Director of Health in Cities
Lars brings over 15 years’ experience in global health, life sciences, and impact finance, and is passionate about advancing societal impact by collaborating across sectors and stakeholders. He co-founded the McKinsey Health Institute and previously co-founded and co-led McKinsey’s European Social Sector Hub.

Anna Hextall
Director of Health in Cities
Anna brings deep experience in global public health, specializing in strategy and transformation across the public, private, and social sectors. She is dedicated to advancing innovative health solutions in cities and communities that drive significant impact, particularly in health equity.

Anouk Petersen
Director of Equity & Health
Anouk is a leader in global public health, with deep experience in women’s health; reproductive, maternal, newborn, and child health; and health system innovation. She is passionate about advancing health equity, gender equality, and women’s empowerment.

Barbara Jeffery
Director of Healthy Workforces
Barbara has 15 years’ experience working across public, private, and social sectors. She specializes in reshaping organizations and workforces, so they can outperform their peers, grow consistently, and become happier, healthier places to work. She is passionate about health and why investing in healthy workforces has major benefits for organizations, employees, and society.

Jacqueline Brassey
Co-Director of Healthy Workforces, Director of Research Science
Jacqui is a core researcher and practitioner in the field of sustainable human development and performance. She is passionate about helping individuals and organizations thrive by promoting improved mental health, well-being, agility, and resilience.

Yenli Wong
Director of Health Worker Capacity
Yenli brings deep experience working with health systems and public sector organizations to drive operational and workforce excellence, enhance productivity and agile ways of working, develop future-ready talent management, and ultimately elevate the patient experience. She is passionate about empowering visionary leaders to positively impact the lives and well-being of those they serve.

Marilyn Kimeu
Co-Director of Health Worker Capacity
Marilyn brings deep experience leading healthcare initiatives across Africa, including strengthening health systems, driving digital health transformations, and improving health financing. As a medical doctor, Marilyn is passionate about ensuring access to high quality healthcare, sustainable healthcare systems, and youth education.

Claudia von Hammerstein
Director of Sustainability & Health
Claudia has deep experience in the healthcare and life sciences industries, with a focus on sustainability across environmental, social, and governance (ESG). She is passionate about improving global health – for individuals and the planet – through innovation and strategy.

Brad Herbig
Director of Health Data & Analytics
Brad brings 10 years of experience in health research across both academia and the private sector. He is passionate about using health data and analytics to drive better and more equitable health outcomes for all.

Kirsten Westhues
Director of Operations
Kirsten brings more than 20 years of experience working in management consulting, and was most recently Director of Strategy & Operations for McKinsey's Global Life Sciences Practice. She is passionate about digital health in particular, and the ability it brings to improve access to and experience of healthcare. Kirsten is the founder of McKinsey's global Health Tech Network.

Kate Midden
Director of Communications & Engagement
Kate brings more than a dozen years’ experience working at the intersection of communications, media, and advocacy on behalf of civil society organizations, government, academia, think tanks, and the press. She has dedicated her career to the equitable advancement of holistic health and well-being through her work in the global health, development and humanitarian sectors.

Elizabeth Newman
Executive Editor
Elizabeth has spent her career focused on making health topics understandable in written communications. A former journalist, she is passionate about how to convey insights around topics such as aging, mental health, health equity, and preventive care.
Geographic leaders









