New research reveals that a quarter of drivers admit to speeding through school zones because they didn't notice the signs. In this edition of The Conversation Hour we ask whether it is time to consider banning cars around a certain radius of schools. Also, community and industry leaders in Cairns are pushing for a tourism tax to visit some of Queensland's more popular tourist destinations, we look at why a tax is necessary and what role it could play in mitigating the impact of over tourism. Plus, with the news of the closure of online retailer Catch.com.au what will it mean for the increasing dominance of Amazon. And we get all the latest from the tennis.