The initiative set out to find a more effective way to address concerns and help reduce hesitation among the public.

The Insight Behind the Campaign

The strategy was built around a familiar behavior. When people are uncertain about a decision, they often look for reviews and experiences from others before making up their minds.

Drawing from this insight, the campaign used first-hand stories from vaccinated individuals to provide reassurance around common concerns related to the Covid-19 vaccine.

Rather than relying solely on official information, the campaign introduced personal experiences into the conversation.

Turning Experiences Into Reviews

To develop the idea, trending fears and concerns about vaccination were mapped against credible first-hand accounts from people who had already received the vaccine.

These stories were transformed into what the campaign described as the first-ever reviews of the Covid-19 vaccine.

Different individuals addressed different concerns:

• Caregivers shared experiences related to vaccine availability.

• Breadwinners spoke about side effects.

• Seniors expressed their excitement about seeing grandchildren again.

• Parents addressed questions around safety.

The reviews were delivered contextually so that audiences received stories that reflected concerns relevant to them.

How Reviews of Hope Continued to Evolve

As data revealed new fears and questions about vaccination, additional Reviews of Hope were created to respond to those concerns.

This allowed the campaign to continue building a collection of first-hand experiences that reflected the topics people were actively searching for and discussing.

The approach connected search insights with personal stories, helping ensure that the reviews remained relevant to the audience.

Why the Campaign Stands Out

One of the notable aspects of the campaign is the way it applied a familiar review format to a public health challenge.

By drawing on a behavior commonly associated with decision-making, the campaign used personal experiences to address questions around vaccine availability, side effects, safety, and family connections.

The idea was also informed by ongoing search data, allowing the campaign to continue creating new reviews as concerns emerged.

Results

The impact of Reviews of Hope was reflected in both search behaviour and vaccination sentiment.
According to the campaign:

• Positive perception of vaccination increased by 8.6%.

• Google Search data showed a reduction in misinformation-related activity.

• Vaccination rates in Indonesia increased during the campaign period.

• The campaign reached 260 million people over four months across digital and television broadcasting.

• Brand trustworthiness increased by an average of 5% across Indonesia.

Final Thoughts

Reviews of Hope took a familiar consumer behaviour and applied it to a public health issue. By pairing search insights with first-hand experiences from vaccinated individuals, the campaign created a format designed to address concerns through relatable stories.

The work demonstrates how audience behaviour, data, and personal experiences can be combined to support communication efforts around an important public health initiative.

Credits
Brand: Google
Campaign: Reviews of Hope
Advertising Agency: Toaster, Singapore
Media Distribution Company: Essence SEA
Art Director: Vincent Tanara
Associate Creative Director: Adryanto Santosa & Manisha Sharma
Creative Director: Meyvi Wedelia
Executive Creative Director: Vinod Savio
Senior Art Director: Prayudha Bimo Aryotejo
Senior Copywriter: Satria Partala Pamungkas
Senior Motion Graphics Designer: Mujib Jamin
Account Director: Chi Nguyen
Brand & Creative Lead – SEA: Mira Sumanti
Head of Brand Marketing, SEA & India: Samit Malkani
Head of Consumer Apps Marketing: Fida Heyder
Multimedia Designer: Aung Cho Zan
Product Marketing Manager: Renita Pusparini