Cy Twombly, 83, a celebrated American painter whose large-scale art featuring scribbles, graffiti and references to ancient empires fetched millions at auction, died of cancer on June 5 in Rome. He is often linked to the legendary American artists Jasper Johns and Robert Rauschenberg, whom he met as a student in New York in the early 1950s. He had lived in Italy since 1957.
Anne LaBastille, 75, the environmentalist, sometime hermit and author whose Woodswoman autobiographies inspired others to venture into the wilderness, died on July 1 in Plattsburgh, N.Y. She wrote a dozen books, as well as articles and essays for National Geographic and other magazines.
Theodore Roszak, 77, the author, scholar and critic who brought the term "counterculture" into the mainstream as he documented the social upheavals of the 1960s, died of cancer on July 5 in Berkeley, Calif. The Making of a Counter Culture was published in 1969 and gave a label to the assortment of youth movements upending life on college campuses and beyond.
Chris Cahill, 54, one of the original Dogtown Z-Boys who brought seismic changes to skateboarding with their style and attitude, died on June 24 in Los Angeles. The Z-Boys, originally 11 boys and a girl, were the subject of the 2001 documentary Dogtown and Z-Boys, and their story was fictionalized in the 2005 film Lords of Dogtown.
Robert Morris, 78, a mathematician and cryptographer who was among the top U.S. computer security experts and a leading developer of the widely used Unix operating system, died of complications from dementia on June 26 in Lebanon, N.H.
Robert Sklar, 74, a film scholar whose 1975 book, Movie-Made America, was one of the first histories to place Hollywood films in a social and political context, finding them a key to understanding modern American values and beliefs, died of a brain injury from a bicycle accident on July 2 in Barcelona, Spain.
Otto von Hapsburg, 98, the onetime heir to the imperial throne of Austria-Hungary, who during a career in European politics was a proponent of unifying the divided continent, died of natural causes on July 4 in Poecking, Germany. He was the eldest son of Charles I, the last emperor of Austria-Hungary, who ruled for just under two years, until the end of World War I brought an end to his empire.
Manuel Galban, 80, a Cuban guitarist best known for his work with the all-star ensemble Buena Vista Social Club and its various offshoots, died of cardiac arrest on July 7 in Havana. Buena Vista Social Club was the subject of a celebrated 1999 documentary directed by Wim Wenders.