The Neuroscience of Task Switching Context switching is switching between different types of tasks or mental frameworks. Answering email then returning to writing. Checking a message then resuming analysis. Taking a call then continuing design work. Each switch seems brief and harmless. The reality is dramatically different. Every context switch carries substantial cognitive cost that compounds throughout the day. These costs are invisible in the moment but devastating in aggregate. Understanding context switching mechanics reveals why fragmented work produces far less output than equivalent time in uninterrupted blocks. The cultural narrative celebrates multitasking as a productivity virtue. Being busy juggling...