A Brazilian journalist has spoken exclusively to Hammers News about the signing of Luis Guilherme and it will have West Ham dreaming. West Ham proudly announced the “exciting” capture of Brazilian teenager Luis Guilherme from Palmeiras this week. Guilherme becomes the first signing of the post David Moyes era. And represents a clear change in transfer policy and strategy from West Ham under the leadership of technical Tim Steidten. Hammers supporters have been excited about the capture of Guilherme given Steidten’s track record. But until a couple of weeks ago, the 18-year-old was unknown to t…