Liedeologist

n. One who espouses false ideas or ideals that have no real value and would likely prove detrimental if put into practice.

n. An individual that espouses ideologies to convince themselves, and others, that they are a good person.

n. One who espouses ideological lies to further there own propaganda or agenda.

n. One who advocates for doctrines of ideology that are unworkable.

She is wealthy and materialistic, but she says that everyone should practice socialism.
She is a liedeologist.