Effective managers stay abreast of current HR topics. Some relevant issues facing today's managers include: global HRM, labor relations, social media, whistleblower rules, e-HRM/self-service the knowledge economy, outsourcing pros and cons, managing four different generations in the workforce, increasing age of the workforce, employee privacy, the glass ceiling, implications of baby boomer retirements, immigration, social responsibility, elder care, executive pay, and alternative work arrangements. Select three topics from the list above (or choose other current topics that are not included). Research each topic. For each of your three chosen topics, provide a bulleted list of four or five relevant points that you believe have significance for line managers.