Author Bio Catherine grew up in Southern California wearing a lot of black and trying to perfect the art of sarcasm. Prior to joining The Fool as a contract writer, Catherine was climbing the corporate ladder in marketing roles and dabbling in too many side hustles. When she's not writing, she can be found riding a horse in the country or shopping online for clothes. Follow @catherinejbrock Whoever said that dogs are man's best friend probably wasn't retired. Sure, it's great to have Fido around for company, but he can't pay the bills as well as a dividend ETF can. In this era of low bond yields, dividend ETFs are an increasingly attractive alternative for retirees who need a reliable stream of income to supplement their Social Security.