In Dvaita Vedanta, the role of the guru is of utmost importance. In fact, Madhvacharya, the proponent of Dvaita Vedanta, believed that a guru is essential for attaining liberation or moksha.

According to Dvaita Vedanta, the ultimate goal of human life is to attain union with God or Brahman. However, due to the limitations of our human existence, we are unable to realize this on our own. This is where the role of the guru comes in.

The guru is not just a teacher or a guide, but also a spiritual master who has already attained union with God. He or she is considered to be a living embodiment of the divine and is therefore able to guide their disciples on the path to liberation.

In Dvaita Vedanta, the relationship between the guru and disciple is considered to be sacred and is based on complete trust and surrender. The disciple must have complete faith in the guru and follow their teachings without any doubts or hesitation.

The guru is responsible for imparting the knowledge of the scriptures and guiding the disciple on the right path. He or she helps the disciple understand the true nature of reality and the concept of duality in the universe. The guru also helps the disciple develop a deep understanding of their own self and the ultimate goal of life.

In Dvaita Vedanta, the guru is also seen as a spiritual guide who helps the disciple overcome their ego and desires, which are seen as obstacles in the path to liberation. The guru teaches the disciple the importance of detachment and selflessness, and guides them towards a life of service and devotion.

The guru is also seen as a source of grace and blessings. It is believed that the guru's blessings are essential for the disciple to progress on the spiritual path and attain union with God. The guru also helps the disciple overcome any obstacles or challenges that may arise on their spiritual journey.

In conclusion, the role of the guru in Dvaita Vedanta is crucial for the disciple's spiritual growth and attainment of moksha. The guru is not just a teacher, but a spiritual guide, mentor, and source of grace. It is through the guidance and blessings of the guru that the disciple can ultimately achieve the ultimate goal of life – union with God.