/// <summary>
        /// Adds an <see cref="Interviewer"/> to the system with an asynchronous operation.
        /// </summary>
        public Task <Interviewer> AddInterviewerAsync()
        {
            Interviewer interviewer = new Interviewer
            {
                ClientInterviewerId = "ftropo5i",
                FirstName           = "Bill",
                LastName            = "Gates",
                EmailAddress        = "*****@*****.**",
                TelephoneNumber     = "0206598547",
                UserName            = "******",
                Password            = "******"
            };

            return(_interviewersService.AddAsync(interviewer));
        }
 /// <summary>
 /// A synchronous version of <see cref="INfieldInterviewersService.AddAsync"/>
 /// </summary>
 public static Interviewer Add(this INfieldInterviewersService interviewersService, Interviewer interviewer)
 {
     return(interviewersService.AddAsync(interviewer).Result);
 }