This week saw the debate around the food industry's role in the obesity epidemic come to the fore once again, as the UK Government warned that the industry must do more or face the possibility of legislation. The inauguration of Barack Obama for his second term in office gave us a timely opportunity to look at what has been achieved under his administration - and what could be in store for US food makers. Meanwhile, news that Christine Tacon has been named UK Groceries Code Adjudicator put supply chain relationships firmly in the spotlight. We were able to delve a little deeper into Tacon's take on the subject when we interviewed her shortly after her appointment.