Following a longstanding tradition, the Faculty of Mathematics and Physics of Charles University will organize the 45th Spring School on Analysis. The purpose of this meeting is to bring together students and researchers with common interest in the field. Main speakers are: Loukas Grafakos, University of Missouri, Columbia, MO, USA; Jos? Mar\'ia Martell, ICMAT Madrid, Madrid, Spain; Aldo Pratelli, Friedrich-Alexander Universit?t Erlangen-N\"urnberg, Erlangen, Germany.