code: public static String getPersonName() {
  		try {
  			if (ApptentiveInternal.isApptentiveRegistered()) {
  				ConversationProxy conversation = ApptentiveInternal.getInstance().getConversationProxy();
  				if (conversation != null) {
  					return conversation.getPersonName();
  				}
  			}
  		} catch (Exception e) {
  			ApptentiveLog.e(CONVERSATION, "Exception while getting person name");
  			logException(e);
  		}
  		return null;
  	}
docs: Retrieves the user's name. This name may be set via {@link #setPersonName(String)},
  or by the user through Message Center.
  
  @return The person's name if set, else null.