Sara, a lawyer, drew a deed for Robert by which Robert was to convey land to Rick. The deed was correct in every detail. Robert examined and verbally approved it but did not sign it. Then Sara erased...

Sara, a lawyer, drew a deed for Robert by which Robert was to convey land to Rick. The deed was correct in every detail. Robert examined and verbally approved it but did not sign it. Then Sara erased Rick’s name and substituted her own. Robert subsequently signed the deed with all required legal formalities without noticing the change. Was Sara guilty of forgery? Discuss.