Book excerpt: The Aviation Law Review, edited by Sean Gates of Gates Aviation LLP, is a vital addition for the libraries of those with commercial, legal or academic interest in international aviation law. Topics examined range from Brexit, the European Aviation Safety Agency, lithium batteries to unmanned aerial vehicles and the regulation that can barely keep up with their proliferation. There are in-depth examinations of aviation in law in 34 jurisdictions with contributors including: USA - Garrett J Fitzpatrick/James W Hunt/Mark Irvine, Fitzpatrick & Hunt, Pagano, Aubert LLP; UK - Robert Lawson, Quadrant Chambers; Spain - Diego Garrigues, The Air Law Firm; Belgium - Cyril-Igor Grigorieff/ Mr Dimitri de Bournonville, Kennedy's