Voters may tend to trust journalists about politics and politicians more than expensive ad campaigns that run in the lead up to elections. But are we well served by our media these days, or are they more interested in providing entertainment rather than burrowing into policy promises? Journalist Mark Boyd is researching New Zealand television election coverage for his PhD. The high profile presidential nomination campaign in America, and the manoeuverings of Australia's latest Prime Minister to secure more power, have also got Mark thinking about the media-politician relationship.