Virgil van Dijk proved plenty of people absolutely wrong over the course of this season. Rewind the clock 12 months and serious questions were starting to be asked about Liverpool’s newly appointed captain. Having had a disappointing campaign by his high standards, Van Dijk was being criticised left, right and centre. At 32, there was a feeling that he could be on his way out. One year on, and nobody is asking those questions anymore. Having led the Liverpool squad superbly all season, Van Dijk was arguably the reason the Reds sustained a title challenge for as long as they did. As Micah Richa…