Yagnacharyan : Brahmasri Venmani Krishnan Namboothiripaad
He is a retired Sanskrit teacher. He knew Srimad Bhagavatham and Narayaneeyam by heart at 4. He has been taking part in his

father's ( Venmani Parameshwaran (Kuttan) Namboothiripaad) discourses since 5.  He has been awarded "Bhagavathavaspathi",

"Bhagavathakokilam", "Kairalishukhan", "Bhagavathi Nirthari" and "Bhagavatharatnam".
His wife Srimathi Venmani Radha Namboothiripaad has also given some of the discourses. Born in Guruvayoor, she has been an active part of her father's (Thatayyur Unni Namboothiripaad) discourses since childhood.

To download complete Narayaneeyam as PDF file :

in Malayalam-

http://www.prapatti.com/slokas/category/m-naaraayaniiyam.html

in Sanskrit -
http://www.prapatti.com/slokas/category/s-naaraayaniiyam.html

http://www.esnips.com/doc/096c7763-a809-46a3-82d2-10af352e52e8/Kapilopadesham_Dasakam--15 

Narayaneeyam Discourses in Tamil by Brahmasri SundarKumar

http://www.esnips.com/web/NarayaneeyamDiscourses-Tamil

Upanyasa Chakravarthi Srivatsa S.Jayarama Sharma's Tamil Narayaneeyam discourses
http://www.esnips.com/web/Narayaneeyam-SrivatsaJayaramaSarma

Narayaneeyam Discourses in English by Sri C S Nair
http://www.esnips.com/web/Narayaneeyam-Discourses

Narayaneeyam, the Gospel of Guruvayur sung by various artists

http://www.esnips.com/web/Narayaniyam

The Complete Narayaneeyam is presented in Sanskrit with English and Tamil transliteration, a brief translation of its gist in English and musical rendition.

http://www.geocities.com/completenarayaneeyam/yahoo-welcome1.htm?qid=200811

" Vanambadi Pakshi Paadum " sung in the beginnning  of the file Introduction is a Vanchipattu titled Sree Guruvayurapponudu written by Bhakthashiromani Vazhakunnam Vasudevan Namboothiri ( 1891-1947 ), a great devotee of Guruvayurappan. More of his compositions rendered by  Brahmasri Venmani Krishnan Namboothiripaad at  http://www.esnips.com/web/BhakthasiromaniVazhakunnamNamboothirisSongs