Hi @Anonymous ,
to get the initials of the name (J.) -> Concatenate(Left(Left(User().FullName,Find(" ",User().FullName)),1),".")
to get last name-> Right(User().FullName,Find(" ",User().FullName))
to get the name in format J. Smith) -> Concatenate(Concatenate(Left(Left(User().FullName,Find(" ",User().FullName)),1),". "),Right(User().FullName,Find(" ",User().FullName)))