About a 100 years back, the famous Irish playwright George Bernard Shaw remarked that "The single biggest problem in communication is the illusion that it has taken place". Often, we venture into business critical projects, share it with our other colleagues, and perceive that everybody is rallied around it. Often, we are wrong, and Big Data initiatives are not immune to this problem; in fact, due to its novel nature, a Big Data project needs more extensive communication. In this final chapter, we have addressed this issue.

We started the chapter with understanding why effective communication is so critical for Big Data projects. Then, we delved into identifying the unique communication needs for various audience groups—internal, external, and shareholders. Famous American entrepreneur and motivational speaker Jim Rohn said, "Effective communication is 20% what you know and 80% what you feel about it". So, it is important that any communication is tailored, considering the background...