By Louis Goss Magic Circle law firm Slaughter and May is set to let its lawyers log out of their emails after 10pm in a bid to prevent “unnecessary incursions” on its employees’ work-life balances. However, lawyers at the elite London firm must still be “reachable by phone” and may still be required to check emails past 10pm if they’re working on urgent matters, internal documents seen by the Financial Times show. The memo, which says Slaughter and May’s lawyers will not be required to check emails between 10pm and 8am, puts forward a series of reforms to improve work-life balance at one of th…