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Follow these scientists working to get us safe and effective Covid vaccines. Ask them anything.

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Featured Guides

These volunteers are making short videos on TikTok and Instagram to explain their part in the vaccine effort.


Professor Galit Alter

Galit is Professor of Medicine at Harvard Medical School where she specializes in the study of antibodies. Her lab, located in the Ragon Institute of MGH, MIT and Harvard where she is a Group Leader, studies immune responses to Covid-19 vaccine candidates to help the design and selection of those that will give the most protection against the disease. A two-time recipient of the prestigious Massachusetts General Hospital Research Scholars Award, Galit was elected a member of the American Association of Microbiology in 2019.


Dr Soha Albayat

Dr. Soha Albayat is Head of Vaccination at Qatar’s Ministry of Public Health, and national lead for the Covid-19 track and trace team. Soha is also on the vaccination planning committee and regularly follows up with covid-19 vaccine developers and manufacturers to stay updated on the progress of trials.


Dr Ajay M Verma

Dr Ajay Verma is a Consultant Gastroenterologist and Physician working at Kettering General Hospital (KGH) in Northamptonshire, UK. Ajay treats patients with inflammatory bowel diseases and other chronic Gastroenterological disorders. He is an advocate for COVID vaccines, regularly posting social media content on the safety, efficacy and importance of vaccination for the benefit of patients, and fellow health care professionals.

Ajay has clinical interests in inflammatory bowel diseases, and early colorectal cancer. He is also an active clinical researcher and is the research and development director at KGH and the Gastroenterology Speciality lead for NIHR East Midlands clinical research network. Ajay is also a chief clinical information officer, a role he enjoys as KGH endeavours to be one of the most digitally advanced hospitals in the UK.  On a national level, Ajay is the chair of the New Consultants Committee at the Royal College of Physicians and sits on the SWiG (Supporting Woman in Gastroenterology) and Colorectal section committees for the British Society of Gastroenterology.  Ajay is active on Twitter, regularly posting #GastroTwearls: educational Gastroenterological content for health care professionals and patients.

Ajay enjoys spending time with family, his wife Vini is an Interventional GI Radiologist, his son Luca is 6, his daughter Bella is 4. He is a sports fanatic – Football, Cricket, Tennis, American Football. He plays badminton to a reasonable standard (his assessment). He also loves reading books – especially when on holiday!


Dr Omon Imohi

Dr. Omon Imohi Md MRCGP DFSRH is a multiple award-winning NHS Family physician. She is involved in supporting the roll out of the Covid-19 vaccine and has been raising awareness around the vaccine to educate people on it’s importance, and to empower them to make informed decisions.

Omon attained her first degree at Windsor University School of Medicine (MD). She is a member of the Royal College of General Practitioners UK (MRCGP) and a Diplomate of the Faculty of Sexual and Reproductive Health (DFSRH). She is an Elected council member of the Royal College of General Practitioners. She is also a GP community tutor for Liverpool University.  

Omon is the founder of BWIH (Black Women in Health) a non-profit organisation born out of the need to connect, inspire, empower, and celebrate black women in healthcare in the UK. She was recently featured in the spring edition of the RCGP frontline magazine. Also featured in the September 2020 edition of the Royal College of Physician Magazine. She was awarded GP of the year 2019 by the Royal College of General Practitioners North West Faculty and won multiple audit awards, which have been published in the NICE guidelines as shared learnings. 

Omon is a self-starter with motivation, commitment, and drive to inspire and empower people to transform their lives by unleashing their maximum potential and achieving their dreams. She is a transformational speaker, a certified Life coach, Author and wife with 2 kids. 


Dr Kiran Morjaria

Dr Kiran Morjaria is a junior doctor and comedian based in Manchester. He is working on the front line admitting and treating patients with Covid-19. In his spare time he volunteers at a Covid-19 vaccination hub as a vaccinator.

Kiran graduated from Leeds Medical School in 2017, where he was awarded the SPARK scholarship for enterprise, and is currently training to be a GP. He has performed comedy across the national circuit and continues to make medicine accessible and fun online.

Kiran’s big passion outside of medicine is comedy. He also enjoys staying active, he is a keen gym-goer, tennis player and vegetarian foodie.


Rômulo Neris

Rômulo is a Biophysicist and PhD student in Immunology and Infection at the Federal University of Rio de Janeiro. He was studying at the University of Califorina-Davis in the USA before returning to Brazil during the pandemic to help with research on the new coronavirus. His work focuses on understanding the mechanisms that make our bodies develop immunity against Sars-CoV-2 and the reasons why some people develop severe illness while others experience mild symptoms.


Dineo Thaele & Matshidiso Sello

Dineo and Matshidiso are demographers working at Wits Vaccines Infectious Disease Analytics (VIDA) Research unit in South Africa. They are screening and testing for Covid-19 in the township of Soweto and informal settlements in Thembelihle as part of a wider child health programme. They are assessing the impact of Covid-19 on community access to healthcare, livelihoods and education. Information that may help ensure distribution of a vaccine is as effective as possible. 


Dr Meenal Viz & Dr Nishant Joshi

Dr Meenal Viz, Dr Nishant Joshi and baby Radhika are the Joshi trio who have been campaigning for healthcare workers throughout the pandemic. Last year, during the first wave of the pandemic, Dr Meenal Viz was the pregnant protester outside Downing Street when Radhika was a foetus. The protest gained worldwide media attention and now Meenal and Nishant hope to use their platform to spread positivity, hope, and help clear any misunderstandings around the vaccine. Changing the world one TikTok at a time!

Nishant works in General Practice and has played a big role in working with local communities to start important dialogue around the vaccines. He has seen the impact of the virus on ethnic minority groups and has been working closely with community leaders to share informed messages around the vaccine. Meenal has been working from home with Radhika, focusing on campaigns to help inform women who are either pregnant, planning to be pregnant, or breastfeeding to make informed choices around the vaccine.

Outside of work, Nishant is a bassist and writes songs about social injustice with his band, The Palpitations (and Baby Radhika is Nishant’s biggest fan). While Meenal has her own podcast, ‘Meenal’s World’, where she interviews trailblazers every week and hopes to educate and empower women across the world. 



Follow the people working on all aspects of science that will make these coronavirus vaccines safe and effective


Vipin M. Vashishtha


Samantha Vanderslott


Ragon Institute


Sanchit Neema


Satyajit Mohapatra


World Medical Association


Arthur Caplan


Melvin Sanicas


Dr E Venkata Rao


Beate Kampmann


Prativa Majee


Kamran Zaman


You can help too

Thousands of volunteers around the world are signing up to help trial these vaccines to make sure they’re safe and effective.

Find a trial near you


Team Halo is an effort to support and celebrate the inspiring collaboration between scientists all over the world to help us end this pandemic with safe and effective vaccines.

The ‘halo’ represents the ring of connected science that circles the globe.

All participation is voluntary. If you’re involved in the vaccine search and would like to be listed on this site, please get in touch.

Team Halo was established in partnership with the The Vaccine Confidence Project at the University of London’s school of Hygiene and Tropical Medicine. It is proud to collaborate with the UN Verified Initiative and Gavi, the Vaccine Alliance. Support is provided by Luminate, IKEA Foundation and the Global Challenges Foundation.