It seems like it鈥檚 happening every week: a drug company executive is hauled before a hearing to answer for outrageous price increases. And eyes are on Washington again Wednesday morning, as makers of the cheaply produced and lifesaving EpiPen are set to appear before a congressional committee to explain the drug鈥檚 500 percent price increase in recent years. The authors discuss why drug costs are the 鈥渇astest-growing driver of health care costs, growing at a double-digit clip annually鈥漚nd outline five steps that need to be taken stop the escalation.