The report was developed under the guidance of Rabia Ferroukhi and Ute Collier and authored by Emanuele Bianco, Sufyan Diab and Herib Blanco. 

IRENA colleagues Diala Hawila, Hanbit Lee, Emanuele Taibi, Barbara Jinks, Ranya Oualid, Gabriel Castellanos and Francisco Boshell provided valuable input. 

Massimo Santarelli and Marta Gandiglio (Polytechnic University of Turin) provided technical contributions to the report. Cédric Philibert provided important and welcomed contributions and observations. 

The report benefited also from the reviews and comments of experts, including Elvira Lopez Prado and Andrea Real Ruiz (Acciona), Matthias Deutsch, Gniewomir Flis and Paul Münnich (Agora Energiewende), Suhail Shatila (Apricorp), Martino Comelli (American University of Central Asia), Lin Zhang (China Hydrogen Alliance), Frank Wouters (EU-GCC Clean Energy Technology Network), Eva Vitell (Hybrit), Jose Miguel Bermudez (IEA), Marta Martínez (Iberdrola), Tomas Kåberger and Yuko Nishida, (Renewable Energy Institute), Ji Chen (Rocky Mountain Institute), Aidan Cronin (Siemens Gamesa), Thierry Lepercq (Soladvent), Petra Schwager and Smeeta Fokeer (UNIDO), Christin Töpfer (Vattenfall), Sripathi Anirudh, Kajol and Deepak Krishnan (World Resources Institute).