Depression is a recurring subject.
Gullibility is a recurring subject in this print series.
Gamers are no strangers to politics; indeed, video games are a recurring subject of campaign rhetoric.
Alongside surfers, Charles Manson and erect penises, the demon mother movie star Crawford has been a recurring subject.
Cars are a recurring subject for just that reason: they introduce pure color into the normally dirty fabric of existence.
Memories, which the characters want to keep or to forget, are a recurring subject, as is laughter, which is as often ironic as joyous.
PJ is a big lover of folklore and traditional stories so legends and fairy tales have been a recurring subject of his work.
Death is a recurring subject: even the debut Athill wrote at 43 begins with her grandmother's deathbed and ends contemplating her own eventual demise.
The second world war has long been a recurring subject in Richter's career; 1965 paintings based on family snaps depicted his Uncle Rudi in a Wehrmacht uniform and his mentally ill Aunt Marianne, who was sterilised and euthanised in 1945.
The lack of reliable data was a recurring subject during Tuesday's eight-hour opening public meeting of the policing task force convened by President Barack Obama following the controversy about the law-enforcement response to protests in Ferguson, Missouri, over Brown's death in August.
