diff --git a/packages/graph-node/src/utils.ts b/packages/graph-node/src/utils.ts
index 8290f546..15afe8a3 100644
--- a/packages/graph-node/src/utils.ts
+++ b/packages/graph-node/src/utils.ts
@@ -38,6 +38,7 @@ export interface Block {
   difficulty: string;
   gasLimit: string;
   gasUsed: string;
+  author: string;
 }
 
 export interface EventData {
@@ -329,7 +330,8 @@ export const createBlock = async (instanceExports: any, blockData: Block): Promi
   const tdStringPtr = await __newString(blockData.td);
   const totalDifficulty = await BigInt.fromString(tdStringPtr);
 
-  const authorPtr = await Address.zero();
+  const authorStringPtr = await __newString(blockData.author);
+  const authorPtr = await Address.fromString(authorStringPtr);
 
   const sizePtr = await __newString('0');
   const size = await BigInt.fromString(sizePtr);
diff --git a/packages/util/src/eth.ts b/packages/util/src/eth.ts
index 1be2a625..3918f64a 100644
--- a/packages/util/src/eth.ts
+++ b/packages/util/src/eth.ts
@@ -19,30 +19,26 @@ function decodeNumber (value : string, defaultValue?: number): number | undefine
   return Number(value);
 }
 
-function decodeHex (hex: string): any {
-  return Buffer.from(hex.slice(2), 'hex');
-}
-
 export function decodeHeader (rlp : Uint8Array): any {
   try {
     const data = utils.RLP.decode(rlp);
 
     try {
       return {
-        Parent: decodeHex(data[0]),
-        UnclesDigest: decodeHex(data[1]),
-        Beneficiary: decodeHex(data[2]),
-        StateRoot: decodeHex(data[4]),
-        TxRoot: decodeHex(data[4]),
-        RctRoot: decodeHex(data[5]),
-        Bloom: decodeHex(data[6]),
+        Parent: data[0],
+        UnclesDigest: data[1],
+        Beneficiary: data[2],
+        StateRoot: data[4],
+        TxRoot: data[4],
+        RctRoot: data[5],
+        Bloom: data[6],
         Difficulty: decodeInteger(data[7], BigInt(0)),
         Number: decodeInteger(data[8], BigInt(0)),
         GasLimit: decodeInteger(data[9], BigInt(0)),
         GasUsed: decodeInteger(data[10], BigInt(0)),
         Time: decodeNumber(data[11]) || 0,
-        Extra: decodeHex(data[12]),
-        MixDigest: decodeHex(data[13]),
+        Extra: data[12],
+        MixDigest: data[13],
         Nonce: decodeInteger(data[14], BigInt(0)),
         BaseFee: decodeInteger(data[15])
       };
diff --git a/packages/util/src/misc.ts b/packages/util/src/misc.ts
index 02088491..93b753b2 100644
--- a/packages/util/src/misc.ts
+++ b/packages/util/src/misc.ts
@@ -189,8 +189,7 @@ export const getFullBlock = async (ethClient: EthClient, blockHash: string): Pro
   assert(header);
 
   // TODO:
-  // 1. Get author
-  // 2. Calculate size
+  // 1. Calculate size
   return {
     cid: fullBlock.cid,
     blockNumber: fullBlock.blockNumber,
@@ -204,6 +203,7 @@ export const getFullBlock = async (ethClient: EthClient, blockHash: string): Pro
     uncleHash: fullBlock.uncleRoot,
     difficulty: header.Difficulty.toString(),
     gasLimit: header.GasLimit.toString(),
-    gasUsed: header.GasUsed.toString()
+    gasUsed: header.GasUsed.toString(),
+    author: header.Beneficiary
   };
 };