During his whole career, Haritz Sardon has demonstrated creative independent thinking and leadership qualities. He has participated in 135 peer-reviewed publications (http:/www.researcherid.com/rid/C-4044-2015), with more than 70 as corresponding author. Most of these peer-reviewed articles, have been published in the last 5 years (from 2016-2021) and are in journals in the Q1 (90%). The impact of his work can be measured by the near 1200 citations his publications have received in 2021. All this provides him with an actual h-index of 39. His international standing and high regard in the field is evidenced by the large number of feature articles and reviews including 3 Prog. Polym.Sci. [2018 IF = 24.6] and 1 Angew Chem. [2018 IF = 13.6]. For instance, his review on Organocatalyzed Polyurethanes published in Macromolecules has received more than 200 citations to date (Since 2015) and the one published about Update and challenges in organo-mediated polymerization reactions published in Prog. Polym. Sci. has received (50 citations to date (Since 2016). He participated as editor in a Special Issue in the European Polymer Journal about Organocatalyzed Polymerizations (2017) and in Polymer Chemistry about Plastic Circular Economy and he has been also published a book as co-editor entitled Organic Catalysis for Polymerization (RSC books 2018). Furthermore, he has recently been invited to write a review article in Nature ¿Dynamic polymer network points the way to truly recyclable plastics Nature 568, 467-468 (2019). He has received several awards including the Macromolecules Young Investigator Award 2021