A university academic charged with allegedly facilitating a fake harassment campaign against herself has been refused bail after facing court on fresh charges.

Dianne Jolley, the Dean of Science at UTS was first arrested in November and charged with dishonestly obtain financial advantage by deception, give false information person/property in danger, and false representation resulting in police investigation.

Yesterday the highly-regarded professor was arrested again, this time at her home in Woolooware in Sydney's south and charged with additional offences including breaching bail.

Today she faced Sutherland local court and did not enter a plea to the new charges of give false information person/property in danger, and breach of bail.

UTS Dean of Science Dianne Jolley was arrested in November, and charged with orchestrating a fake harassment campaign against herself. (Supplied)

UTS Dean of Science Dianne Jolley is led away by NSW Police after her arrest on campus in November. (Supplied)

Her bail was revoked and her case is scheduled to next be heard on January 21.

In May 2019, Prof Jolley allegedly began receiving threatening letters allegedly in relation to the cancellation of a university course, understood to be the UTS traditional Chinese medicine degree, and a report was made to police in July.

In September she reported a threatening letter and clothing items had been left on her vehicle in Sydney's south. She told police that a number of clothing items had been stolen from the backyard of her property.

In a separate incident nine days later, Ms Jolley reported that a threatening letter and an item of clothing were sent to a business in Haymarket and a report was made to police.

Dianne Jolley told police she had received 10 letters harassing her over a six-month period. The alleged harassment campaign coincided with a review and controversial decision by the Science Faculty to axe its traditional Chinese medicine degree. (9News)

UTS Dean of Science Dianne Jolley leaves court with her lawyer after pleading not guilty to all charges relating to allegations she conducted a fake harassment campaign against herself. (9News)

This sparked and extensive police investigation, and on 15 November 2019 she was arrested, and released on strict conditional bail.

On November 20, 2019 she faced Downing Centre Local Court and pleaded not guilty to the charges. She was released on bail and told to reappear in court in February.

It is alleged that since this time, the university received two letters on Wednesday 27 November 2019, NSW Police said today.