The bibliometric analysis of influencer marketing research published in Journal of Advertising in 2021 has been selected as most influential advertising review of 2021. Guoquan Ye, Liselot Hudders, Steffi De Jans and Marijke De Veirman provided an insight into past research on influencer marketing which provided the basis for a future research agenda that guides academic research on the topic. Nice to know: the study identified Liselot Hudders as one of the most prolific authors in the domain of influencer marketing. Read it here.